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898 Cards in this Set
- Front
- Back
Name 4 types of neurons in nervous system
|
Multipolar
Bipolar Unipolar Pseudounipolar |
|
Two parts of nervous system?
|
Central NS
Peripheral NS |
|
Name the 3 brain vesicles
|
Proencephalon = forebrain
Mesencephalon = Midbrain Rhombencephalon = Brain stem |
|
Parts of pro encephalon (forebrain)
|
Telencephalon - hemispheres
Diencephalon (+ optic nerve and retina) |
|
Parts of rhombencephalon (brain stem)
|
Pons of Varol
Medulla oblongata Cerebellum Spinal cord |
|
Brain vesicles in week 7-8?
|
Proencephalon
Mesencephalon Rhombencephalon: - Metencephalon Myelencephalon |
|
Cavities of CNS?
|
4 brain ventricles
Mesencephalic aqueduct Central canal of spinal cord |
|
1
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Frontal cortex
|
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2
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Olfactory bulbs
|
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3
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Periamygdaloid cortex
|
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4
|
Optic chiasm
|
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5
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Lateral olfactory tract
|
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6
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Medial olfactory tract
|
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7
|
Pituitary gland (not seen)
|
|
8
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Mammillary bodies
|
|
9
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Cerebral peduncles
|
|
10
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Pons
|
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11
|
Trapezoid body
|
|
12
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Pyramidal tract
|
|
13
|
Olive
|
|
14
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Olfactory nerve (not seen)
|
|
15
|
Optic nerve
|
|
16
|
Occulomotor nerve
|
|
17
|
Trochlear nerve
|
|
18
|
Trigeminal nerve
|
|
19
|
Abducens nerve
|
|
20
|
Facial nerve
|
|
ventral side: 21
|
Vestibulocochlear nerve (not seen)
|
|
22
|
Glossopharyngeal nerve (not seen)
|
|
23
|
Vagus nerve (not seen)
|
|
24
|
Spinal accessory nerve
|
|
25
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Hypoglossal nerve
|
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26
|
Optic tract
|
|
1
|
Median sulcus
|
|
2
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Medial eminence
|
|
3
|
Facial colliculus
|
|
4
|
Vestibular area
|
|
5
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Auditory area
|
|
6
|
Hypoglossal trigone
|
|
8
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Area prostrema (vomiting)
|
|
9
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Obex (to spinal cord from 4th ventricle - narrowing)
|
|
11
|
Intermedial posterior sulcus
|
|
12
|
Median sulcus
|
|
13
|
Fasciculus gracilis
|
|
14
|
Nucleus gracilis
|
|
15
|
Fasciculus cuneatus
|
|
16
|
Nucleus cuneatus
|
|
17
|
Lateral funiculus of medulla oblongata
|
|
18
|
Lateral opening of the 4th ventricle
|
|
Parts of CNS consist of grey matter?
|
Brain cortex
Basal ganglia Nuclei of brain |
|
Parts of CNS consist of white matter?
|
Nerve fibers
Synapses Nerve pathways Peripheral nerves |
|
4 types of nerve fibers?
|
Somatomotor
Somatosensory Visceromotor Viscerosensory |
|
Two parts of the reflex arch
|
Afferent - sensory from receptors
Efferent - motor to effectors |
|
Posterior horn, function derivation
|
Receive sensory information, from alar plate
|
|
Anterior horn, funtion derivation
|
Motor output, from basal plate
|
|
Lateral horn, function
|
Sympathetic motor function
|
|
At what level does the spinal cord terminate in an adult?
|
L1-L2
|
|
What are the borders of the subarachnoid space?
|
Pia mater and the arachnoid membrane
|
|
What is the blood supply of the spinal cord from the aorta?
|
Posterior intercostal artery
Lumbar artery (vert. arteries are branches of subclavian) |
|
What does a spinal segment mean?
|
A longitudinal segment of spinal cord where a pair of spinal nerves arise.
|
|
What are the coverings and the spaces in the spinal cord?
|
Pia mater
Arachnoid membrane Dura mater Subarachnoid space Epidural space Subdural space |
|
What are the branches of the spinal nerve?
|
Meningeal branch
Ventral branch Dorsal branch Grey and white communicating branch --> vegetative ganglia |
|
What does caudal equine mean?
|
Tail of spinal cord - root nerves at the end of spinal cord
|
|
What is cervical intumescencia?
|
An enlargement of spinal cord at level of C4-C5
|
|
What are the arteries that form the vasa corona?
|
Posterior and anterior spinal arteries
|
|
The spinal nerves leaves vertebral canal through?
|
Intervertebral foramina
|
|
Posterior spinal artery enters vertebral canal through?
|
Intervertebral foramina
|
|
The brain is supplied by which arteries?
|
Internal carotid arteries
Vertebral arteries |
|
Internal carotid arteries
Vertebral arteries Fuse to form? |
Circle of Willis
|
|
Most important blood supply of the meninges?
|
Middle meningeal arteryt
|
|
Segments of spinal cord
|
8 Cervical
12 Thoracic 5 Lumbar 5 Sacral 1 coccygeal |
|
Cervical enlargement of spinal cord is at level of?
|
C4-T1 => Brachial plexus
|
|
Lumbar enlargement of spinal cord is at level of?
|
L1-S3 => Lumbosacral plexus
|
|
What is conus medullaris and which level is it on?
|
End of spinal cord, at level of L1-L2
|
|
What is filum terminal?
|
Attachment of spinal cord to dorsal 1st coccygeal vertebra
|
|
Termination of spinal cord at birth?
|
L3
|
|
Dermatomes is?
|
Innervation of skin areas
|
|
Myotomes is?
|
Innervation of muscle groups
|
|
What attach spinal cord to arachnoid and dura mater?
|
Denticulate ligament (of pia mater)
|
|
Which space contains the CSF?
|
Subarachnoid space
|
|
CSF is produced in?
|
Choroid plexus of the cerebral ventricular system
|
|
Arachnoid and dural sheaths continue to?
|
S2
|
|
There are how many spinal nerves?
|
31
|
|
Afferent neurons of spinal cord are located in?
|
Dorsal root ganglion
|
|
Efferent neurones in spinal cord are located in?
|
Grey matter of cord
|
|
Lumbar puncture?
|
L3-L4, L4-L5. Same with epidural anesthesia
For kids: L5-S1 (spinal cord ends at L3 in kids) |
|
1
|
Posterior median sulcus
|
|
2
|
Posterior intermediate sulcus
|
|
3
|
Posterior median septum
|
|
4
|
Posterior funiculus
|
|
5
|
Posterior lateral sulcus
|
|
6
|
Gelatinous substance
|
|
7
|
Posterior horn, nucleus proprius
|
|
8
|
Lateral funiculus
|
|
9
|
Thoracic nucleus = nucleus of Clarke
|
|
10
|
Lateral horn
|
|
11
|
Ventral horn
|
|
12
|
Ventral funiculus
|
|
13
|
Anterior median fissure
|
|
14
|
Ventral white commisure
|
|
15
|
Intermediate gray substance
|
|
16
|
Medial longitudinal fasciculus
|
|
17
|
Anterior corticospinal tract
|
|
18
|
Tectospinal tract
|
|
19
|
Reticulospinal tract
|
|
20
|
Spinotectal tract
|
|
21
|
Spinotectal tract
|
|
22
|
Anterior spinocerebellar tract
|
|
23
|
Rubrospinal tract
|
|
24
|
Spinothalamic tract
|
|
25
|
Lateral corticospinal tract
|
|
26
|
Posterior spinocerebellar tract
|
|
27
|
Cuneate fasciculus
|
|
28
|
Gracile fasciculus
|
|
What structure connects the Pons to cerebellum?
|
Middle cerebellar peduncle
|
|
What are the parts of the mesencephalon?
|
Tectum
Tegmentum Crura mesencephali |
|
What foramina in the 4th ventricle connect with the subarachnoid space?
|
Foramen Magendi
Foramen Luschka |
|
Which nerve leaves the mesencephalon from the dorsal side?
|
Trochlear nerve
|
|
What are the divisions of the trigeminal nerve?
|
Ophtalmic nerve
Maxillary nerve Mandibular nerve |
|
What are the different types of nerves found in the PNS?
|
Somatomotor
Somatorsensory Visceromotor Viscerosensory |
|
Weight of brain?
|
1250-1600g
|
|
Arteries supplying spinal cord
|
Vertebral arteries
Cervical arteries Lumbar arteries Lateral sacral arteries Posterior intercostal arteries |
|
Parts of the brain stem
|
Medulla oblongata
Pons of Varol Midbrain |
|
What are the ventricles of the brain?
|
2 lateral
3rd ventricle 4th ventricle |
|
What structure connects the 3rd and 4th ventricle?
|
Cerebral aqueduct
|
|
Where is CSF produced?
|
Choroid plexus
|
|
Name 3 tracts of spinal cord of extrapyramidal pathway?
|
Rubrospinal tract
Vestibulospinal tract Reticulospinal tract Tectospinal tract |
|
What is the continuation of spinal cord?
|
Cauda equina
|
|
What are the folds of the dura mater?
|
Falx cerebri
Falx cerebelli Tentorium cerebelli Sellar diaphragm |
|
CSF rains to subarachnoid space through?
|
Foramen Magendi
Foramen Luschka |
|
Name 5 sinuses of the dura mater
|
Superior sagittal sinus, inferior sagittal sinus
Straight sinus Transverse sinus Sigmoid sinus Occipital sinus Cavernous sinus Sphenopalatine sinus Superior/inferior petrosal sinus Intercavernous sinus |
|
What is the length of spinal cord?
|
45 cm male
43 cm female |
|
What is the position of the vertebral canal?
|
Foramen magnum C1-->L1/L2
|
|
Location of lumbar puncture?
|
L3-L4 / L4-L5
|
|
Where does spinal cord lie?
|
In the vertebral column
|
|
Arteries of the brain?
|
Internal carotid arteries
Vertebral arteries |
|
What connects the two halves of the spinal cord?
|
White commissure
|
|
White matter separates into?
|
Posterior, anterior, lateral FASCICLES
|
|
Gray matter organized into?
|
Posterior, anterior, lateral HORNS
|
|
Define the vasocorona
|
A vascular ring around spinal cord where vessels radiate into white matter
|
|
The spinothalamic tract runs in proximity to?
|
Medial lemniscus => Therefore called spinal lemniscus
|
|
Spinoreticulothalamic system carry?
|
Slow pain - like aching pain
|
|
Fibers of dorsal spinocerebellar tract originate from?
|
Clarke´s column
|
|
Fibers of dorsal spinocerebellar tract enter cerebellum through?
|
Inferior cerebellar peduncle
|
|
Fibers of ventral spinocerebeller tract enter cerebellum through?
|
Superior cerebellar peduncle
|
|
Descending pyramidal tracts of spinal cord?
|
Corticospinal tract= pyramidal tract (because it form the pyramids on ventral surface of medulla oblongata):
Lateral corticospinal tract (in lateral funiculus) Anterior corticospinal tract (in anterior funiculus) This is due to decussation. 75-90% of pyramidal fibers go contralateral to lateral corticospinal tract. 10-25% go ipsilaterally to ventral corticospinal tract. |
|
Descending extrapyramidal tracts of spinal cord?
|
Vestibulospinal tract (balance, muscle tone)
Anterior reticulospinal tract (-pons) Lateral reticulospinal tract (-medulla oblongata) Tegmentospinal tract (-midbrain) Rubrospinal tract and tectospinal tract => Terminate in cervical spinal cord => Influence only motor of head and upper limb |
|
Descending autonomic tracts of spinal cord?
|
Parependymal tract (genital function)
Foerster tract (vasoconstriction, sweating) |
|
Name function of ascending tracts
|
Sensory impulses:
- Pain - Thermal - Tactile |
|
Name function of descending tracts
|
Control of
- Movement - Muscle tone - Spinal reflexes - spinal autonomic functions |
|
Rubrospinal tract originate from?
|
Red nucleus of midbrain tegmentum
|
|
Red nucleus controls?
|
Tone of limb flexor muscles
|
|
Tectospinal tract originate from?
|
Superior colliculus of midbrain
|
|
Sensory nuclei of posterior horn of spinal cord?
|
Spongious substance
Gelatinous substance of Roland Proper nucleus of posterior column Dorsal nucleus of clarke |
|
Sensory nuclei of posterior horn of spinal cord?
|
Spongious substance
Gelatinous substance of Roland Proper nucleus of posterior column Dorsal nucleus of clarke |
|
Vegetate nuclei of lateral horn of spinal cord?
|
Intermediomedial nuclei
Intermediolateral nuclei |
|
2
|
Anterior root - motor
|
|
3
|
Posterior root - sensory
|
|
4
|
Trunc of spinal nerve
|
|
5
|
Recurrent meningeal branch
|
|
6
|
Posterior branch
|
|
7
|
Anterior branch
|
|
8
|
White communicating branch
|
|
9
|
Grey communicating branch
|
|
10
|
Dorsal root ganglion
|
|
Where 8&9 meet:
|
Vegetative ganglion
|
|
1
|
Taenia choroidea
(lateral= Lamina affixa, stria terminalis) |
|
2
|
Thalamus
|
|
4
|
Stalk of pineal gland
|
|
5
|
Habenula
|
|
6
|
Stria medullaris
|
|
7
|
Superior colliculus
|
|
8
|
Brachium of superior colliculus
|
|
9
|
Inferior colliculus
|
|
10
|
Brachium of inferior colliculus
|
|
12
|
Median sulcus
|
|
13
|
Superior cerebellar peduncle
|
|
14
|
Inferior cerebellar peduncle
|
|
15
|
Middle cerebellar peduncle
|
|
16
|
Anterior tuberculum of thalamus
|
|
17
|
Obex, area postrema
|
|
1
|
Optic nerve
|
|
2
|
Optic chiasm
|
|
3
|
Optic tract
|
|
4
|
Hypophyseal infundibulum
|
|
5
|
Mammillary bodies
|
|
6
|
Interpeduncle fossa
|
|
7
|
Pons
|
|
8
|
Basilar sulcus --> Basilar artery
|
|
9
|
Inferior pontine sulcus (-CN VI, VII, VIII)
|
|
11
|
Medulla oblongata, median anterior fissure
|
|
12
|
Anterio-lateral sulcus
|
|
13
|
Olives
|
|
15
|
Choroid plexus of 4th ventricle
|
|
16
|
Pyramidal decussation
|
|
17
|
Anterior perforated substance
|
|
18
|
Olfactory tract
|
|
Where is, and what function has the RETICULAR FORMATION of brainstem?
|
Lies in PONS of Varol
Function: - Sleep/wake cycle - Pain modulation - Cardiovascular control - Somatomotor control (balance etc) |
|
Which foramen let CSF drain from 4th ventricle to subarachnoid space?
|
Foramen Luschka
|
|
What are the lateral walls of the 4th ventricle made up by?
|
Superior and inferior cerebellar peduncles
|
|
What connects the brain stem with cerebellum?
|
The cerebellar peduncles
|
|
Which cranial nerve leaves the brain stem on posterior side? And where?
|
Trochlear nerve - just caudal to inferior colliculus
|
|
Superior and inferior colliculi on dorsal side of brainstem: Function?
|
Parts of visual and auditory system - respectively
|
|
Where does the pyramidal/corticospinal tract decussate 75-90% of the fibers?
|
In the caudal medulla
|
|
What nuclei is in the olives and what function?
|
Inferior olivary nuclei - control over movement
|
|
Where is the pontine nuclei and where does its fibers go?
|
In ventral pons - go as pontocerebellar fibers on ventral part of pons - cross contralateral through the MIDDLE cerebellar peduncle to cerebellum
|
|
Function of pontine nuclei?
|
Recieve corticopontine fibers from cortex - coordination and movement via cerebellum
|
|
The crus cerebri of ventral surface of midbrain is separated by?
|
Interpeduncular fossa
|
|
What forms the floor of the 4th ventricle?
|
Dorsal aspect of rostral medulla and pons
|
|
Where does the cerebral aqueduct run?
|
Through the midbrain, behind the colliculi
|
|
Where - compared to spinal cord - do we find the trigeminal nuclei?
|
In caudal medulla - where dorsal horn used to be in SC
|
|
Medulla oblongata - level of olives: 2
|
Core of vagus nerve
|
|
Medulla oblongata - level of olives: 3
|
Nuclei vestibular nerve
|
|
Medulla oblongata - level of olives: 6
|
Trigeminal nucleus
|
|
Medulla oblongata - level of olives: 8
|
Nuclei of hypoglossal nerve
|
|
Medulla oblongata - level of olives: 9
|
Nuclei of olives - Olivary nuclei
|
|
Medulla oblongata - level of olives: 10
|
Olive
|
|
Medulla oblongata - level of olives: 11
|
Corticospinal (pyramidal) tract
|
|
Medulla oblongata - level of olives: 13
|
Hypoglossal nerve
|
|
Medulla oblongata - level of olives: 17
|
Vagus nerve
|
|
What connect medulla oblongata to cerebellum?
|
Inferior cerebellar peduncle
|
|
What connects pons to cerebellum?
|
Middle cerebellar peduncle
|
|
What connects midbrain to cerebellum?
|
Superior cerebellar peduncle
|
|
Which CN is found petween the pyramids and the olives?
|
Hypoglossal nerve
|
|
Name the somatomotor nuclei of brain stem?
|
III, IV, VI, XII
|
|
Name the nuclei of dorsal horn of SC?
|
Spongious substance
Gelatinous substance of Roland Nucleus proprius Dorsal nuclei of Clarke |
|
Name the somatomotor nuclei of brain stem?
|
MEDIALLY
- Hypoglossal - Abducens - Trochlear - Oculomotor LATERAL: - Ambiguus - Facial - Trigeminal |
|
Pathway that pass through the external capsule?
|
Spinothalamic tract
|
|
List at least 4 extrapyramidal pathways?
|
Rubrospinal
Reticulospinal Vestibulospinal Tectospinal |
|
The lower motor neuron is SC is located in?
|
Ventral horn
|
|
What is the name of the crossing of corticospinal (pyramidal) tract?
|
Pyramidal decussation
|
|
What are the main contents in extrapyramidal tracts?
|
Basal ganglia
Subthalamic nuclei Nucleus ruber Substantia nigra |
|
Name the vegetative nuclei of SC?
|
Intermediolateral
Intermediomedial |
|
Name the motor nuclei of SC?
|
Alpha and gamma neuron
|
|
Name the sensory nuclei of SC and which sensation?
|
Clarks dorsal nucleus = Proprioception
Proper nucleus = Protophaty Gelatinous substance of Roland Spongy substance |
|
Name the specific ascending sensory tracts?
|
Spinobulbar
Spinothalamic Spinocerebellar |
|
Name the unspecific ascending sensory tracts?
|
Spinotectal
Spinoreticular Spinoolivary |
|
Nucleus cuneatus and nucleus gracilis - which sensation?
|
Epicritic sensation
|
|
Which pathways have their crossing on spinal cord/lower medulla oblongata?
|
Corticospinal tr.
Spinothalamic tr. |
|
Name the cerebellar nuclei?
|
Fastigial
Emboliform Dentate Globose |
|
1st order neuron of spinothalamic tract is located in?
|
Dorsal root ganglion
|
|
The internal arcuate fibers of medulla oblongata are?
|
Fibers of 2nd order neurons within gracile and cuneate nuclei; Fine touch and proprioception to thalamus
|
|
Middle pons: 1
|
Fourth ventricle
|
|
Middle pons: 2
|
Medial longitudinal fasciculus
|
|
Middle pons: 3
|
Medial lemniscus
|
|
Middle pons: 4
|
Pontine nuclei
|
|
Middle pons: 5
|
Corticospinal fibers
|
|
6
|
Superior cerebellar peduncle
|
|
6
|
Superior cerebellar peduncle
|
|
7
|
Middle cerebellar peduncle
|
|
7
|
Middle cerebellar peduncle
|
|
Middle pons: 8
|
Reticular formation
|
|
Middle pons: 9
|
Trigeminal nerve
|
|
Parts of midbrain?
|
Tectum
Tegmentum Crura mesencephali |
|
What is corpora quadrigemina?
|
Inferior and superior colliculi - makes up the tectum of midbrain
|
|
Name the cranial nerves.
Oh Oh Oh To Touch And Feel Virgin Girls Vagina And Hymen |
Olfactory nerve
Optic nerve Oculomotor nerve Trochlear nerve Trigeminal nerve Abducens nerve Facial nerve Vestibulocochlear nerve Glossopharyngeal nerve Vagus nerve Accessory nerve Hypoglossal nerve |
|
Name function of each cranial nerve?
Some Say Money Matter But My Brother Say Money Matter More |
I - Sensory
II - Sensory III - Motor IV - Motor V - Both VI - Motor VII - Both VIII - Sensory IX - Motor X - Motor XI - Motor XII - Motor |
|
Which cranial fossa does the cranial nerves leave through?
Carlos Only Smokes Sigarettes Since Rastaman Offered Smoke In Indigenous Jamaica. Jamaican Joint Heaven |
I - Cribriform plate
II - Optic canal III - Superior orbital fissure IV - Superior orbital fissure V1 - Superior orbital fissure V2 - Rotundum foramen V3 - Ovale foramen VI - Superior orbital fissure VII - Internal acoustic meatus VIII - Internal acoustic meatus IX - Jugular foramen X - Jugular foramen XI - Jugular foramen XII - Hypoglossal canal |
|
Which cranial nerve passes through the pyramid and olive in medulla oblongata?
|
Hypoglossal nerve
|
|
Which nuclei of corticonuclear tract are located in midbrain?
|
Oculomotor nerve
Trochlear nerve |
|
Which of the branches of trigeminal nerve have motor function?
|
Mandibular division
|
|
Name the branches of opthalmic nerve?
|
Lacrimal nerve
Frontal nerve Nasociliary nerve |
|
Which nerve innervates mimetic muscles?
|
Facial nerve
|
|
2 Nuclei found in medulla oblongata?
|
Cuneate nucleus
Gracilis nucleus Trigeminal nucleus |
|
Where does nerve VI leave brain stem?
|
Bulbopontine sulcus
|
|
Nuclei of brain stem taking part in extrapyramidal pathway?
|
Red nucleus and substantia nigra
|
|
Nucleus gracilis and cuneatus function?
|
Epicritic sensation
|
|
Crus cerebri is the same as?
|
Cerebral peduncle
|
|
Corticotectal fibers main location and function?
|
Superior colluculus - originate from visual cortex - movement of eyes and accommodation reflex
|
|
Which nucleus have connections with the pupillary light reflex?
|
Pretectal nucleus
|
|
Function red nucleus?
|
Motor control
|
|
1
|
Central aqueduct
|
|
2
|
Periaqueductal grey
|
|
Midbrain: 3
|
Spinal lemniscus
|
|
Midbrain: 4
|
Medial longitudinal fasciculus
|
|
Midbrain: 5
|
Medial lemniscus - carry sensory information from gracilis and cuneate nuclei to thalamus
|
|
Midbrain: 6
|
Superior cerebellar peduncle
|
|
Midbrain: 7
|
Decussation of superior cerebellar peduncle
|
|
Midbrain: 8
|
Substantia nigra
|
|
Midbrain: 9
|
Inferior colliculus
|
|
Midbrain: 10
|
Lateral lemniscus
|
|
Midbrain: 11
|
Trochlear nucleus (eyes of owl)
|
|
Midbrain: 12
|
Temporopontine fibers
|
|
13
|
Corticobulbar and corticospinal fibers
|
|
Midbrain: 14
|
Frontopontine fibers
|
|
Which fibers are present in the crus cerebri of midbrain?
|
Temporopontine fibers
Corticobulbar fibers Corticospinal fibers Frontopontine fibers |
|
Reticulospinal tract originate from? What does it influence?
|
The medullary and pontine reticular formation.
Influence muscle tone and posture |
|
1
|
Optic nerve
|
|
2
|
Optic tract
|
|
3
|
Trigeminal nerve
|
|
4
|
Facial nerve
|
|
5
|
Vagus nerve
|
|
6
|
Accessory nerve
|
|
7
|
Cranial roots of accessory nerve
|
|
8
|
Spinal roots of accessory nerve
|
|
9
|
Olfactory bulb
|
|
10
|
Olfactory tract
|
|
11
|
Oculomotor nerve
|
|
12
|
Trochlear nerve
|
|
13
|
Abducens nerve
|
|
14
|
Vestibulocochlear nerve
|
|
15
|
Glossopharyngeal nerve
|
|
16
|
Hypoglossal nerve
|
|
17
|
Ventral root of 1st cervical nerve
|
|
Innervation and function: CN I olfactory n.
|
Olf. ep - Olfaction
|
|
Innervation and function: CN II optic n.
|
Retina - Vision
|
|
Innervation and function: CN III Oculomotor n.
|
Motor: Sup, med, inf. recti. Inf. oblique, levator palpebra superioris.
- Movement of eyeball - Elevation of upper eyelid Parasympathetic: - Sphincter pupillae and ciliary muscles - Pupillary accomodation and constriction |
|
Innervation and function: CN IV - Trochlear n.
|
Superior oblique muscle - Movement of eyeball
|
|
Innervation and function: CN V - Trigeminal nerve
|
Sensory:
- Sensation of face and head Motor - Masticatory muscles - Tensor tympani muscle |
|
Innervation and function: CN VI - Abducens nerve
|
Lateral rectus muscle - movement of eyeball
|
|
Innervation and function: CN VII - Facial nerve
|
Sensory: Taste ant. 2/3 tounge
Motor: - Mimetic muscles - Stapedius muscle Parasympathetic: - Salivary and lacrimal gland |
|
Innervation and function: CN VIII - vestibulocochlear nerve
|
Vestibular apparatus and cochlea:
- Position and movement of head - Hearing |
|
Innervation and function: CN IX - glossopharyngeal nerve
|
Sensory: Pharynx, eustachian tube, middle ear, carotid body&sinus - Sensation and chemo/baro-seption (carot)
Motor: Stylopharyngeus muscle - swallow Parasympathetic: Parotid gland |
|
Innervation and function: CN X - vagus nerve
|
Sensory: Pharynx, larynx, esophagus, ext. ear - sensation
Aorta - barometer/chemometer Visceral sensation from thor&abd. viscera Motor: Soft palate, pharynx, larynx, upper esophagus - swallow Parasymp: Thor.&abd. viscera - cardiovasc., resp., gastroint., system control |
|
Innervation and function: CN XI - Accessory nerve
|
Sternomastoid&trapezius muscle - movement head and sholder
|
|
Innervation and function: CN XII - Hypoglossal nerve
|
Muscles of tounge - movement
|
|
Sensory information from head enter brain through?
|
Trigeminal nerve - terminate in trigeminal sensory nucleus (whole brain stem)
|
|
Viscerosensory of head, like taste, enter brain through?
|
Solitary nucleus in medulla oblongata
|
|
Location of oculomotor nuclei?
|
Midbrain at level of superior colliculus
|
|
Location of trochlear nuclei?
|
Midbrain at level of inferior colliculus
|
|
Location of abducens nuclei?
|
Pons beneath floor of 4th ventricle
|
|
Location of hypoglossal nuclei?
|
Medulla oblongata
|
|
Location of trigeminal motor nucleus?
|
Mid pons
|
|
Location of nucleus ambiguus?
|
Medilla oblongata
|
|
Location of facial nucleus?
|
Pontine tegmentum
|
|
Location of Eddinger-Westphal nucleus?
|
Midbrain
|
|
Location of salivatory nuclei?
|
Pontine tegmentum
|
|
Location of dorsal nucleus of vagus nerve?
|
Medulla oblongata
|
|
Parasympathetic neurons of OCULOMOTOR nerve arise from?
|
Eddinger-Westphal nuclei - accomodation and light reflex
|
|
Name 3 typical nervous structures formed by gray matter
|
Horns of spinal cord
Caudate nucleus Thalamus Lentiform nucleus - Putamen - Globus - Pallidus Claustrum Hippocampus |
|
Name 4 ascending spinal cord tracts
|
Lateral spinothalamic
Ventral spinothalamic Posterior spinocerebellar Anterior spinocerebellar Spinotectal Spinobulbar |
|
Name the cranial nerves that contain vegetative axons
|
III, VII, IX, X
|
|
Name the sympathetic ganglia of the neck
|
Sup, inf, mid cervical ganglia
Stellate ganglion |
|
In which structure is the synapse of the 1st order neuron to the 2nd order neuron in the trigemino-thalamic tract?
|
Trigeminal nucleus
|
|
Which spinal segments supply the dermatomes of the scalp?
|
C1, C2, C3
|
|
CSF if absorbed in?
|
Drained into the venous circulation by arachnoid villi and the point of exit of the spinal nerves (in area of arachnoid granulations)
|
|
Radicular fibers of phrenic nerve arise from which segments of spinal cord?
|
Mainly C4
but also C3 and C5 |
|
The corner of the mouth hangs down by a paralysis of?
|
Facial nerve
|
|
Are you gonna pass this credit!?
|
YES!!!
|
|
Brain stem consist of 3 parts?
|
Mid brain (mesencephalon)
Pons of Varol Medulla oblongata |
|
In mesencephalon are nuclei of following cranial nerves:
|
Oculomotor nerve nucleus
Eddinger-Westphal nucleus (access. oculomotor) Trochlear nerve nucleus Mesencephalic nucleus of trigeminal nerve (cranial limb of V-nucleus) |
|
Which cranial nerve innervates the skin of the nose?
|
Ophtalmic nerve (V1)
|
|
Name at least 3 folds of dura mater?
|
Falx cerebri
Falx cerebelli Tentorium cerebelli Diaphragma sellae |
|
Name the principle regions and areas of the brain cortex for:
Speech Vision Hearing |
Speech = 44
Vision = 17 (18,19) Hearing = 41, 42 |
|
Nerve innervates parotid gland?
|
Glossopharyngeal nerve
|
|
What is the efferent limb of the corneal reflex?
|
Facial nerve
|
|
What is the efferent limb of the gag reflex?
|
Vagus nerve
|
|
What innervates the mimetic muscles?
|
Facial nerve
|
|
By protophatic pathway are carried these modalities:
|
Pain
Temperature Hard touch Pressure |
|
Which pathways convey pain from the oral cavity?
|
Trigemino-thalamic pathway
|
|
Which tract innervates somatomotor nuclei of cranial nerves?
|
Corticospinal tract (corticonuclear)
|
|
Parasympathetic preganglionic fibers for submandibular and sublingual salivary glands originate in?
|
Superior salivatory nucleus
|
|
Explain the corneal reflex, afferent and efferent branch
|
Existence of the corneal reflex causes that any stimulus to the conjunctiva or cornea excites blinking.
Afferent impulses travel via the opthalmic division of trigeminal nerve. The generally uncrossed fibers travel in dorsolateral region of the tegmentum to the facial nucleus which sends efferent impulses in branches of the facial nerve to the orbicular is oris muscles |
|
Draw and describe scheme of circle of Willis!
|
Platzer page 271
|
|
Name the developmental parts of the cerebellum
|
Archiecerebellum
Paleocerebellum Neocerebellum |
|
What are denticulate ligaments?
|
Ligaments of spinal for attaches pia mater to arachnoid membrane
|
|
Draw spinal nerve and branches
|
Remember recurrent meningeal branch!!
|
|
Pretectal nerve is connected to what pathway?
|
Optic pathway
|
|
Name four muscles innervated by the trigeminal nerve
|
Masseter
Temporalis Medial&lateral pterygoid |
|
Name the nuclei of the dorsal horn
|
Proper nuclei
Posterior nuclei of Clark Spongious substance Gelatinous substance of Roland |
|
Nuclei in spinal cord connected to parasympathetic?
|
Intermediomedial
Intermediolateral (vegetative-lateral horn) |
|
Internal branches of facial nerve
|
Greater petrosal (lacrimal gland)
Stapedius (middle ear) Chorda tympani (taste 2/3) |
|
how does the vagus nerve affect heart function?
|
Parasympathetic innervation, decreases heart rate
|
|
Which space in the spinal cord contain the venous plexus?
|
Epidural space
|
|
Superior oblique muscle is innervated by which nerve?
|
Trochlear nerve
|
|
What goes through the internal acoustic meatus?
|
Facial nerve
Vestibulocochlear nerve |
|
Name 4 groups of thalamic nuclei
|
Specific
Non-specific Motor Accessory |
|
Name special sensory nuclei of thalamus?
|
Ventral-posterior-lateral (VPL)
Ventral-posterior-medial (VPM) Lat/med geniculate bodies |
|
Primary visual cortex is in which lobe and Brodmanns area?
|
Occipital lobe, area 17 (18,19)
|
|
Where is the cell body of the 3rd order neuron located of the visual pathway?
|
Lateral geniculate nucleus
|
|
Name 2 communications between middle and inner ear
|
Round and oval window
|
|
Protopahtic - where is nuclei of 3rd neuron located?
|
VPL of thalamus
|
|
Epicritic pathways?
|
Spinobulbar
Spinothalamic |
|
Name parts of the midbrain
|
Tectum
Tegmentum Crura mesencephali |
|
Name the vegetative nuclei of the spinal cord
|
IMM
IML |
|
The vagus nerve provides parasympathetic innervation to which parts of the DIGESTIVE SYSTEM?
|
Esophagus
Intestines Stomach Transverse mesocolon (2/3--> canon-Boehms point) |
|
Middle cerebral artery is a branch of what?
|
Internal carotid artery
|
|
What is the structure that connects the pons to the cerebellum?
|
Middle cerebral peduncle
|
|
nuclei of midbrain connected to the extrapyramidal pathway?
|
Nucleus ruber
Substantia nigra |
|
What goes through the foramen ovale?
|
Mandibular nerve
|
|
What structure connects the 3rd ventricle and the lateral ventricle?
|
2 stk of foramen Monro
|
|
Name 4 parasympathetic ganglia of the cranial nerves?
|
Otic
Sub-mandibular Ciliary Pterygopalatine |
|
At what level is a lumbar puncture performed?
|
L3-L4
|
|
Where does the spinal cord normally terminate in adults?
|
L1-L2
|
|
Which pathways have their crossings in spinal cord?
|
Ventral corticospinal tract
Ascending spinothalamic tract |
|
Which spinal segment supplies the ermatomes at the level of nipple?
|
T4 and T5
|
|
Through which foramen does the pudendal nerve enter pelvis?
|
Infrapiriform foramen
|
|
What is the continuation of the spinal cord?
|
Cauda equina
|
|
Throguh which foramen does the pudendal nerve enter the pelvis?
|
Infrapiriform foramen
|
|
Which veins provide connection between dural sinuses and superficial veins of the skull?
|
Inferior and superior anastomitic veins (of lab be and trollard??)
|
|
Where are hormones produced in the hypopfysis?
|
Adenohypophysis
|
|
Infundulum connects hypophysis with?
|
Hypothalamus
|
|
Which parasympathetic ganglion innervates the lacrimal gland?
|
Pterygopalatine ganglion
|
|
What are the main arteries supplying the brain?
|
Internal carotid and 2 vertebral arteries
|
|
Name the structures that pass through the jugular foramen?
|
CN Ix, X, XI and internal jugular vein as well as posterior meningeal artery
|
|
Draw the circle of willis
|
Fucking hypocrith, DO IT !!!
|
|
Which nerve innervates the skin of face?
|
All three divisions of trigeminal nerve - in their respective region (sup --> inf.)
|
|
Name the structures transversing the cavernous sinuses?
|
Occulomotor nerve, trochlear nerve, abducens nerve, opthalmic and maxillary nerve, internal carotid artery
|
|
What sense is the hippocampus associated with?
|
Part of limbic system - responsible for memory, behavior and mood
|
|
What is the difference between direct and indirect pathways?
|
DIRECT:
- Connected through thalamus INDERECT: - Connected through the cerebellum |
|
Name 3 div. of trigeminal nerve and where they emerge?
|
Opthalmic - Sup. orbital fissure
Maxillary - Foramen rotundum Mandibular - Foramen ovale |
|
Which cranial nerves contain autonomic fibers?
|
Occulomotor
Facial Glossopharyngeal Vaugs |
|
Which cranial nerves carry only motor fibers?
|
Trochlear
Abducens Accessory Hypoglossal |
|
Tensor tympani and stapedius muscle are innervated by?
|
Tens.tymp = Mandibular nerve
Stapedius = Facial nerve |
|
What is the film terminal and where does it terminate?
|
Filum terminale is a strand of connective tissue that extends from corns medullar is and which ends by attaching to the dorsal surface of the 1st coccygeal vertebra = ATTACHMENT OF SPINAL CORD FFS
|
|
Name the parts of the telencephalon
|
Frontal lobe
Parietal lobe Temporal lobe Occipital lobe Insula |
|
Name the cerebellar nuclei?
|
Fastigial
Emboliform Globose Dentate |
|
Name 3 ascending (sensory) tract in the spinal cord?
|
Spinothalamic
Dorsal column Spinocerebellar tract |
|
Which nuclei of medulla oblongata is connected to spinobulbar tract?
|
Nucleus gracilis
Nucleus gracilis |
|
1st order neuron of spinothalamic tract are situated where?
|
In the dorsal root ganglion
|
|
Which nerve tract conduct proprioception from lower limbs and lower part of the trunk?
|
Fasciculus gracilis
Spinocerebellar tract |
|
Name the covering of the spinal cord and the spaces between them?
|
Dura mater
Arachnoid membrane Pia mater SPACES: Epidural Subdural (only present in path.conditions) Subarachnoid space |
|
Explain term cervical intumescentia?
|
Cervical enlargement of spinal cord from C3-T1. Spinal nerves that innervate upper limb originate here
|
|
Spinal segment?
|
A longitudinal part of the spinal cord where a pair of spinal nerves is formed.
|
|
Name 3 functional (developmental) parts of the cerebellum
|
Paleocerebellum
Archiecerebellum Neocerebellum |
|
Which structure connects medulla oblongata to cerebellum?
|
Inferior cerebellar peduncle
|
|
Name all the nuclei of occulomotor nerve?
|
Eddinger-Westphal nuclei
Motor nuclei of occulomotor nerve |
|
Name 4 nuclei of the basal ganglia?
|
Caudate
Putamen Globus pallidus Claustrum |
|
Epidural intracranial bleeding results most frequently from damage of?
|
Middle meningeal artery
|
|
CSF from the 4th ventricle enters subarachnoid space through which foramen?
|
Foramen Magendi and foramen Luschka
|
|
Auditory cortical center lies wher?
|
In the superior temporal gyri - Brodmans number 41, 42
|
|
Areas in brain with no BBB?
|
Pineal gland (endocrine melatonin release - circadian rythm)
Median eminence of hypothalamus Posterior pituitary gland Area postrema - senses toxins in the blood |
|
Name 2 muscles of the middle ear?
|
Stapedius muscle
Tensor tympani muscle |
|
Lateral rectus muscle is innervated by?
|
Abducens nerve
|
|
Name at least 4 extrapyramidal tracts
|
Vestibulospinal
Rubrospinal tegmentospinal Reticulospinal |
|
Which nuclei in the midbrain is connected with extrapyramidal tract?
|
Substantia nigra
Red nucleus Superior colluculus - tectospinal tract |
|
Upper motor neurons of pyramidal pathways are located in?
|
Precentral gyrus - brondmans area 4&6
|
|
Name 4 parts of the diencephalon+
|
Epithalamus
Thalamus Subthalamus Hypothalamus |
|
Lateral geniculate body is the diencephalic relay station of?
|
Visual pathway
|
|
Name 2 specific nuclei of thalamus
|
Ventral posterior nucleus (VPN)
Medial geniculate nucleus Lateral geniculate nucleus |
|
Name the developmental parts of the cerebellum
|
Paleocerebellum
Archiecerebellum Neocerebellum |
|
What are denticulate ligaments?
|
21 paris of ligament which attach the pia mater to arachnoid mater and dura mater. Provide stability for spinal cord against motion within the vertebral column
|
|
Draw and label a scheme of the spinal nerve
|
I know you didn't do it. For Facks sake do it. And remember the recurrent meningeal nerve
|
|
Pretectal nerve is connected to what pathway?
|
Optic tract
|
|
Name 4 muscles innervated by the trigeminal nerve?
|
Masseter
Temporalis Medial pterygoid Lateral pterygoid |
|
Name the nuclei of the dorsal horn?
|
Substantia spongiosa
Substantia gelatinosa Nucleus proprius Nucleus dorsalis |
|
Nuclei in spinal cord connected to parasympathetic?
|
Intermediolateral nucleus
Intermediomedial nucleus |
|
Internal skull branches of the facial nerve?
|
Chorda tympani nerve
Stapedius nerve Greater petrosal nerve |
|
External skull branches of the facial nerve?
(Ten Zebras Bit My Cock) |
Temporal
Zygomatic Buccal Mandibular Cervical |
|
How does the vagus nerve affect heart function?
|
Stimulate lowering of the blood pressure&heart rate (depressor nerve)
|
|
Which space in the spinal cord contain the venous plexus?
|
Epidural space
|
|
Superior oblique muscle is innervated by which nerve?
|
Trochlear nerve
|
|
Lower motor neurons in spinal cordare located in anterior horn of spinal cord... They are called?
|
Alpha and gamma motor neurons
|
|
What goes through the internal acoustic meatus?
|
Facial nerve
Vestibulocochlear nerve |
|
Name 4 groups of thalamic nuclei?
|
Specific
Non-specific Associated Motor |
|
Name special sensory nuclei of thalamus?
|
VPL
VPM Medial and lateral geniculate bodies |
|
Primary visual cortex is in which lobe and brodmanns area?
|
Occipital lobe - brodmanns area 17 (calcarine sulcus)
|
|
Where is the cell body of the 3rd order neuron located of the visual pathway?
|
Optic nerve ganglion - lateral geniculate body is 4TH!!
|
|
Function of solitary nucleus?
|
Recieve visceral sensation and TASTE from facial, glossopharyngeal and vagus nerves
|
|
Protophatic sensation - where is nuclei of 3rd order neuron located?
|
VPL
|
|
Epicritic sensation - tracts?
|
Spinobulbar tract
Bulbothalamic tract |
|
Name the parts of the midbrain?
|
Tectum
Tegmentum Crura mesencephali |
|
Name the vegetative nuclei of the spinal cord?
|
IMM
IML |
|
The vagus nerve provides parasympathetic innervation to which parts of the digestive system?
|
Esophagus to cannon-boehms point - 2/3 of transverse colon
|
|
Middle cerebral artery is a branch of what?
|
Internal carotid artery
|
|
What is the structure that connects the pons to the cerebellum?
|
Middle cerebellar peduncle
|
|
Nuclei of midbrain connected to the extrapyramidal pathway?
|
Substantia nigra
Nucleus ruber |
|
What goes through the foramen ovale?
|
Mandibular branch of trigeminal nerve
|
|
What structure connects the 3rd ventricle and the lateral ventricle?
|
Interventricular foramen
|
|
Name 4 parasympathetic ganglia of the cranial nerves?
|
Pterygopalatine
Otic Ciliary Mandibular |
|
At what level is a lumbar puncture performed?
|
L3-L4 / L4-L5
|
|
What is the tree of life - arbor vitae?
|
The white matter of cerebellum
|
|
Structural parts of cerebellum?
|
Anerior/posterior lobe
Flocculonodular lobe Vermis |
|
What is the main functions of cerebellum?
|
Balance
Muscle tone Posture MOvement UNCONSCIOUS level |
|
In cerebellum - where can we find the nuclei?
|
Buried within the white matter - tree of life
|
|
Name 3 histologically layers of cortex of cerebellum?
|
1. Molecular layer
2. Purkinje cell layer 3. Granular layer |
|
Afferent fibers to cerebellum comes from?
|
Spinocerebellar fibers (SC)
Vestibulocerebellar fibers (vestibular nucl.) Pontocerebellar fibers (pons) |
|
Name 2 cortex fibers in cerebellum?
|
Mossy and climbing fibers
|
|
As what fibers does all afferents to cerebellum (except from inf. olivary nucl.) end?
|
Mossy fibers
|
|
Name the 4 nuclei of cerebellum
|
Fastigial
Globose Emboliform Dentate(=largest, look like olivary nuclei in medulla) |
|
From which nuclei does the cerebellar cortex receive afferents?
|
Inf. olivary nuclei
Vestibular nuclei Pontine nuclei Reticular nuclei + Spinocerebellar tracts |
|
Destinations of cerebellar efferent fibers?
|
Vestibular nuclei (med.+pons)
Ventral lateral nucleus (VPN) of thalamus |
|
Function of archiecerebellum?
|
Balance
- vestibular(!) and reticular nuclei connection through inferior cerebral peduncle |
|
Function of paleocerebellum?
|
Muscle tone and posture
|
|
Function of neocerebellum?
|
Muscular coordination
- pontine --> middle cerebral peduncle -->lat. cerebellar hemisphere |
|
1
|
Fornix
|
|
2
|
Interventricular foramen
|
|
3
|
Fornix
|
|
4
|
Anterior commissure
|
|
5
|
Optic chiasma
|
|
6
|
Optic nerve
|
|
7
|
Hypothalamus
|
|
8
|
Mamillary body
|
|
9
|
Hypothalamic sulcus
|
|
10
|
Cerebran aqueduct
|
|
11
|
Pineal gland
|
|
12
|
Habenula - "stalk of pineal gland"
|
|
13
|
Stria medullaris of thalamus
|
|
14
|
Thalamus
|
|
15
|
Massa interna
|
|
What does epithalamus consist of?
|
Pineal gland(=melatonin)
Habenular nuclei |
|
What is the zona inserta of thalamus?
|
Rostral extension of the brain stem reticular formation
|
|
Components of sub thalamus?
|
Zona inserta
Subthalamic nuclei |
|
Parts of thalamus with limbic connections?
|
Stria medullaris
Stria terminalis |
|
Thalamus: 1
|
Ventral anterior nucleus
|
|
Thalamus: 2
|
Globus pallidus
|
|
Thalamus: 3
|
Fornix
|
|
Thalamus: 4
|
Hypothalamus
|
|
Thalamus: 5
|
Optic tract
|
|
Thalamus: 6
|
Third ventricle
|
|
Thalamus: 7
|
Anterior nuclear group
|
|
Thalamus: 8
|
Internal medullary lamina
(thin layer of nerve fibers, afferent and efferent to thalamic nuclei) |
|
Thalamus: 1
|
Reticular nucleus
|
|
Thalamus: 2
|
Ventral lateral nucleus
|
|
Thalamus: 3
|
Zona inserta
|
|
Thalamus: 4
|
Subthalamic nucleus
|
|
Thalamus: 5
|
Pons
|
|
Thalamus: 6
|
Internal capsule
|
|
Thalamus: 7
|
Stria terminalis
|
|
Thalamus: 8
|
Stria medullaris
|
|
Thalamus: 9
|
Mediodorsal nucleus
|
|
Thalamus: 10
|
Caudate nucleus
|
|
The thalamus is divided into 3 nuclear masses (which) by what?
|
Anterior, medial, lateral nuclear masses
- By internal medullary lamina |
|
Which of the thalamic nuclei does NOT go to the cerebral cortex?
|
Reticular nuclei
|
|
Thalamus: 1
|
Anterior nuclear group - to cingulate cortex
|
|
Thalamus: 2
|
Ventral anterior nuclei (VA) --> Premotor cortex
|
|
Thalamus: 3
|
Ventral lateral (VL) nuclei --> To primary motor cortex
|
|
Thalamus: 4
|
Ventral posterolateral (VPL) --> To somatosensory cortex
|
|
Thalamus: 5
|
Lateral geniculate (LG) nuclei --> Visual cortex
|
|
Thalamus: 6
|
Medial geniculate (MG) nuclei --> To auditory cortex
|
|
Thalamus: 7
|
Medial nuclear group --> To prefrontal cortex
|
|
Thalamus: 8
|
Internal medullary lamina
|
|
Thalamus: 9
|
Lateral dorsal (LD) nuclei
|
|
Thalamus: 10
|
Lateral posterior (LP) nuclei
|
|
Thalamus: 11
|
Pulvinar nuclei
|
|
Which nuclei lies like a capsule around thalamus laterally?
|
Retiular nucleus
|
|
The anterior nuclear group of thalamus is part of the?
|
Limbic system
|
|
Which nuclei lies like a capsule around thalamus?
|
Retiular nucleus
|
|
The anterior nuclear group of thalamus is part of the?
|
Limbic system
|
|
1
|
Precentral gyrus
|
|
2
|
Superior frontal gyrus
|
|
3
|
Middle frontal gyrus
|
|
4
|
Inferior frontal gyrus
|
|
5
|
Superior temporal gyrus
|
|
6
|
Lateral fissure
|
|
7
|
Middle temporal gyrus
|
|
8
|
Inferior temporal gyrus
|
|
9
|
Intraparietal sulcus
|
|
10
|
Postcentral sulcus
|
|
11
|
Central sulcus
|
|
1
|
Central sulcus
|
|
2
|
Precentral gyrus
|
|
3
|
Cingulate sulcus
|
|
4
|
Fonrix
|
|
5
|
Uncus
|
|
7
|
Calcarine sulcus
|
|
7
|
Calcarine sulcus
|
|
8
|
Cingulate gyrus
|
|
9
|
Parieto-occipital sulcus
|
|
10
|
Postcentral cyrus
|
|
1
|
Corpus callosum
|
|
2
|
Head of caudate nucleus
|
|
3
|
Anterior horn of lateral ventricle
|
|
1
|
Head of caudate nucleus
|
|
2
|
Anterior limb of internal capsule
|
|
1
|
Anterior horn of lateral ventricle
|
|
2
|
Temporal lobe
|
|
3
|
Septum pellucidum
|
|
4
|
Corpus callosum
|
|
1
|
Anterior limb of internal capsule
|
|
2
|
Nucleus accumbens
|
|
3
|
Septum
|
|
4
|
Putamen
|
|
5
|
Caudate nucleus
|
|
6
|
Septum pellucidum
|
|
1
|
Corona radiata
|
|
2
|
Extreme capsule
|
|
2
|
Extreme capsule
|
|
3
|
External capsule
|
|
4
|
Putamen
|
|
5
|
Globus pallidus
|
|
6
|
Substantia innominata => Unnamed substance
|
|
7
|
Anterior column of fornix
|
|
8
|
Anterior commissure
|
|
9
|
Internal capsule
|
|
The one without number
|
Insula
|
|
1
|
Caudate nucleus
|
|
2
|
Lateral medullary lamina
|
|
3
|
Globus pallidus - external and internal segment
|
|
4
|
Amygdala - limbic
|
|
5
|
Mamillary body - part of hypothalamus and limbic system => Recognition memory
|
|
6
|
Hippocampus
|
|
7
|
Claustrum
|
|
8
|
Fornix
|
|
9
|
Lateral fissure
|
|
1
|
Insula
|
|
2
|
Tail of caudate nucleus
|
|
3
|
Hippocampus
|
|
4
|
Subthalamic nucleus
|
|
5
|
Substantia nigra (of midbrain)
|
|
6
|
Third ventricle
|
|
7
|
Thalamus
|
|
8
|
Internal capsule
|
|
1
|
Fornix
|
|
2
|
Inferior horn of lateral ventricle
|
|
3
|
Crus cerebri
|
|
4
|
Substantia nigra
|
|
5
|
Red nucleus
|
|
6
|
Thalamus
|
|
7
|
Great longitudinal fissure
|
|
1
|
Lateral fissure
|
|
2
|
Tail of caudate nucleus
|
|
3
|
Temporal lobe
|
|
4
|
Lateral geniculate body
|
|
5
|
Pons
|
|
6
|
Posterior commissure
|
|
7
|
Habenula
|
|
1
|
Pulvinar
|
|
2
|
Hippocampus
|
|
3
|
Brachium conjunctivum => Superior cerebellar peduncle
|
|
4
|
Cerebral aqueduct
|
|
5
|
Pedunculopontine nucleus
|
|
6
|
Pineal gland
|
|
7
|
Fornix - connecting hippocampus with hypothalamus
|
|
1
|
Head of caudate nucleus
|
|
2
|
Putamen
|
|
3
|
Globus pallidus
|
|
4
|
Thalamus
|
|
5
|
Splenium of corpus callosum
|
|
6
|
Tail of caudate nucleus
|
|
7
|
Retrolenticular part of INTERNAL CAPSULE
|
|
8
|
Posterior limb of internal capsule
|
|
9
|
Claustrum
|
|
10
|
External capsule
|
|
11
|
Extreme capsule
|
|
12
|
Insula
|
|
13
|
Anterior limb of internal capsule
|
|
14
|
Rostrum of corpus callosum
|
|
1
|
Area 4: Primary motor cortex =
Precentral gyrus |
|
2
|
Area 6 - Premotor cortex
|
|
3
|
Area 8 - Frontal eyefield
|
|
4
|
Prefrontal cortex
|
|
5
|
Area 44,45 - SPEECH =
Brochas area |
|
6
|
Lateral fissure
|
|
7
|
Superior temporal gyrus
|
|
8
|
Area 41 and 42 - Primary AUDITORY cortex
|
|
9
|
Primary visual cortex
|
|
10
|
Area 22 - SPEECH =
Wernicke´s area |
|
11
|
Inferior parietal lobule
|
|
12
|
Intraparietal sulcus
|
|
13
|
Superior parietal lobule
|
|
14
|
Area 1,2,3 - Primary somatosensory cortex
Postcentral cyrus |
|
15
|
Central sulcus
|
|
Name the most import an cerebral nuclei and what they are collectively called?
|
Caudate nucleus
Putamen Globus pallidus Called BASAL GANGLIA or corpus striatum |
|
Name the brain lobes?
|
Frontal
Parietal Temporal Occipital |
|
The structure overlying the insula is called?
|
Opercula
|
|
What divides the parietal lobe into inferior and superior parietal lobules?
|
Intraparietal sulcus
|
|
What divides the parietal and occipital lobe of brain?
|
Parieto-occipital sulcus
|
|
Where does the thalamocortical neurons terminate?
|
In the primary somatosensory cortex - Brodmanns area 1,2 and 3
|
|
Fibers sensation of medial lemniscus?
|
Fine touch and proprioception
|
|
Fibers sensation of spinal lemniscus?
|
Coarse touch and pressure
|
|
Fibers sensation of spinothalamic tract?
|
Pain and temperature
|
|
Fibers sensation of trigeminothalamic tract?
|
General sensation of head
|
|
Function of hippocampus?
|
Part of limbic system - memory and emotional aspects of behaviour
|
|
Parts of the limbic system?
|
Hippocampus
Amygdala Anterior thalamic nuclei Septum Limic cortex Fornix |
|
From which region of thalamus does the primary visual cortex receive fibers?
|
From lateral geniculate body
|
|
Movements from supplementary motor cortex involve?
|
Axial and proximal musculature
|
|
Name the three types of white matter fibers in cerebral hemispheres?
|
- Association fibers
- Commisural fibers - Projection fibers |
|
Association fibers: Brain: Function?
|
Interconnect cortical sites within ONE cerebral hemisphere
|
|
Functin of commissural fibers of white matter in cerebral hemispheres?
|
Connect one cerebral hemisphere to the OTHER one - connecting functional related structures
|
|
Function of projection fibers of white matter in cerebral hemispheres?
|
Connect cortex to subcortical structures as: Thalamus, basal ganglia, brain stem or spinal cord
|
|
Which types of cerebral fibers goes through the internal capsule?
|
Projection fibers
|
|
Lentiform nucleus of basal ganglia is made up by what?
|
Putamen and globus pallidus
|
|
Paleostriatum is a part of the corpus striatum (basal ganglia) - which? What is it also called?
|
Globus pallidus - because its the oldert part. Also called PALLIDUM
|
|
Neostratium is a part of the corpus striatum (basal ganglia) - which?
|
Caudate nucleus and putamen - because its the newest part.
|
|
Caudate nucleus and putamen is almost completely separated by what?
|
Anterior limb of anterior capsule
|
|
1
|
Head of caudate nucleus
|
|
2
|
External capsule
|
|
3
|
Putamen
|
|
4
|
Extreme capsule
|
|
5
|
Claustrum
|
|
6
|
Cortex of insula
|
|
7
|
Posterior limb of internal capsule
|
|
8
|
Medial medullary lamina
|
|
9
|
Globus pallidus - internal segment
|
|
10
|
Globus pallidus - external segment
|
|
11
|
Lateral medullary lamina
|
|
12
|
Anterior limb of internal capsule
|
|
13
|
Anterior horn of lateral ventricle
|
|
What is the primary function of the corpus striatum (basal ganglia)?
|
Control of posture and movement
|
|
Where does the afferent fibers to corpus striatum come from?
|
Cerebral cortex (corticostriatal)
Thalamus (thalamostriatal) Substantia nigra (nigrostriatal) |
|
Where does the efferent fibers from corpus striatum go to?
|
Globus pallidus (striatopallidal)
Substantia nigra (striatonigral) |
|
Where does the pallidal afferent fibers come from?
|
Striatum and subthalamic nuclei
|
|
External pallidal segment project fibers to?
|
Subthalamic nucleus
|
|
Internal pallidal segment project fibers to?
|
Thalamus
|
|
Fibers of optic nerve undergo hemidecussation in optic chiasma and project to?
|
Lateral geniculate nucleus of thalamus
|
|
The extraocular muscles are attached to?
|
Sclera
|
|
Name of 1st and 2nd order neurons in the retina?
|
1st = Bipolar cells
2nd = Ganglion cells - form optic nerve |
|
Pathway of optic nerve?
|
Optic nerve --> Optic chiasma --> Optic tract --> Lateral geniculate bodies --> Optic radiation to the visual cortex
|
|
What is the name of the accumulation of cones in retina?
|
Fovea centralis - macula densa(surrounding 1 cm)
|
|
Where does the axons of the retinal ganglion accumulate?
|
In the optic disc => Blind spot
|
|
Some fibers from optic chiasma is responsible for pupillary reflex... Which pathway does they take?
|
To pretectal area and superior colliculus
|
|
Cut 1 = ?
|
Monocular blindness
|
|
Cut 2 = ?
|
Bitemporal hemianopia
|
|
Cut 3 = ?
|
Homonymous hemianopia
|
|
Cerebral hemisphere: What interconnects the frontal and occipital lobes?
|
Superior longitudinal fasciculus
|
|
Cerebral hemisphere: What interconnects frontal and temporal lobes?
|
Arcuate fasciculus
|
|
Cerebral hemisphere: What interconnects occipital and temporal lobes?
|
Inferior longitudinal fasciculus
|
|
Cerebral hemisphere: What interconnects frontal lobe and temporal gyri, regulating behaviour?
|
Uncinate fasciculus
|
|
Cerebral hemisphere: What lies in cingulate gyrus, coarse around corpus collosum and interconnect frontal and parietal lobes, with parahippocampal and temporal gyri?
|
Cingulate gyri
|
|
Solitary nuclei of medulla function?
|
Send signals to hypothalamus about aut.nervous sys => baroreception and chemoreception
|
|
Hypothalamus have 2 main input.. What?
|
Circulatory: From solitary nuclei of medulla
Neural: From reticular formation in midbrain and monoaminergic nuclei in forebrain |
|
Name 2 importan nucleus of hypothalamus?
|
Supraoptic nucleus => Vasopressin
Paraventricular nucleus => Oxytocin Suprachiasmatic nucleus=> Circadian rythm Ventromedial nucleus=> Food/fluid intake Medial mamillary nucleus=>Limbic |
|
Hypothalamus is a part of the?
|
Diencephalon
|
|
What connects hypothalamus and pituitary gland?
|
Infundulum
|
|
Most important function of hypothalamus?
|
Homeostasis
|
|
Hippocampal formation consist of?
|
Hippocampus
Dentate gyrus Parahippocampal gyrus |
|
Amygdala is located near which lobe?
|
Temporal lobe
|
|
Where does olfactory tract terminate?
|
Primary olfactory cortex of the UNCUS
|
|
What does changes in homeostasis via the autonomic system?
|
Hypothalamus
|
|
Where is a preganglionic cell body located?
|
In spinal cord or brain stem
|
|
Where is a postganglionic cell body located?
|
Peripherally in an autonomic ganglion
|
|
Other name for sympathetic system? (hint:where it innervates)
|
Thoracolumbar system
|
|
Other name for parasympathetic system? (hint: where it innervates)
|
Craniosacral system
|
|
Which autonomic system is responsible for fight/flight/freeze?
|
Sympathetic system
|
|
Which cranial nerves have parasympathetic fibers?
|
Oculomotor
Facial Glossopharyngeal Vagus |
|
Which plexuses in the alimentary system have parasympathetic innervation?
|
Auerbach´s and Meissner´s plexus
|
|
Sympathetic effect on iris of eye?
|
Dilation
|
|
Sympathetic effect on ciliary muscles?
|
Relaxes
|
|
Sympathetic effect on salivary glands?
|
Decrease secretion
|
|
Sympathetic effect on lacrimal glands?
|
Decrease secretion
|
|
Sympathetic effect on heart?
|
Increase HR, force contraction
|
|
Sympathetic effect on bronchi?
|
Dilation
|
|
Sympathetic effect on GIT tract?
|
Decrease motility
|
|
Sympathetic effect on sweat glands?
|
Increase secretion
|
|
Sympathetic effect on erector pilii muscles?
|
Contracts
|
|
Parasympathetic effect on iris of eye?
|
Constricts pupil
|
|
Parasympathetic effect on ciliary muscles?
|
Contracts
|
|
Parasympathetic effect on salivary glands?
|
Increase secretion
|
|
Parasympathetic effect on lacrimal glands?
|
Increase secretion
|
|
Parasympathetic effect on heart?
|
Decreases heart rate
|
|
Parasympathetic effect on bronchi?
|
Constrict
|
|
Parasympathetic effect on GIT tract?
|
Increase motility
|
|
Ganglion of oculomotor nerve?
|
Ciliary ganglion
|
|
Ganglion of facial nerve?
|
Pterygopalatine ganglion
Submandibular ganglion |
|
Ganglion of glossopharyngeal nerve?
|
Otic ganglion
|
|
Does vagus nerve have a ganglion?
|
No - it interconnects in the wall of visceral organs
|
|
Which structures goes through optic canal?
|
Optic nerve
Opthalmic artery |
|
Which structures goes through superior orbital fissure?
|
Oculomotor nerve
Trochlear nerve Abducens nerve Opthalmic branch of trigeminal nerve |
|
What goes through foramen rotundum?
|
Maxillary branch of trigeminal nerve
|
|
What goes through foramen ovale?
|
Mandibular branch of trigeminal nerve
|
|
What goes through foramen spinosum?
|
Middle meningeal artery
|
|
What goes through the foramen magnum?
|
Medulla oblongata
Vertebral arteries Spinal root of accessory nerve |
|
What goes through the hypoglossal canal?
|
Hypoglossal nerve
|
|
What goes through the jugular foramen?
|
Internal jugular vein
Glossopharyngeal nerve Vagus nerve Accessory nerve |
|
What goes through the internal acoustic meatus?
|
Facial nerve
Vestibulocochlear nerve |
|
1
|
Frontal sinus
|
|
2
|
Christa galli
|
|
3
|
Cribriform plate
|
|
4
|
Optic canal
|
|
5
|
Foramen lacerum
|
|
6
|
Foramen ovale
|
|
7
|
Clivus
|
|
8
|
Internal acoustic meatus
|
|
9
|
Jugular foramen
|
|
10
|
Hypoglossal canal
|
|
11
|
Foramen magnum
|
|
12
|
Post. clinoid process
|
|
13
|
Foramen rotundum
|
|
14
|
Anterior clinoid process
|
|
15
|
Superior orbital fissure
|
|
What is the tentorium cerebelli?
|
Horizontal shelf of dura mater in the brain
|
|
Name 2 subarachnoid cisterns?
|
Cisterna magna: Between cerebellum and medulla
Interpeduncular cistern: Base of brain, where the optic chasma is. |
|
In which brain layer can we find the middle meningeal artery?
|
Within dura mater
|
|
What is the roof of 4th ventricle formed by?
|
Cerebellum
|
|
Foramen Magendia provide communication from 4th ventricle to?
|
Cisterna magna
|
|
What connects the 3rd and 4th cerebral ventricle?
|
Cerebral aqueduct
|
|
What connects the 3rd cerebral ventricle with 2 lateral cerebral ventricles?
|
Foramen of Monro / interventricular foramen
|
|
Where can we find the CSF producing choroid plexus?
|
In the lateral walls of 3rd and 4th ventricles
|
|
How much CSF is circulating at once in the ventricular and subarachnoid spaces?
|
Approx. 150 mL
|
|
With age - arachnoid villi (resorbs CSF) will hypertrophy to?
|
Arachnoid granulations
|
|
Where is CSF drained into subarachnoid space?
|
In 4th ventricle - foramen Magendie and foramen Luschka
|
|
What supplies the spinal cord with blood?
|
Anterior and posterior spinal arteries (from vertebral arteries)
radicular arteries (following spinal nerves) |
|
Venous drainage of spinal cord?
|
Ant/post spinal veins --> Radicualr veins --< internal vertebral venous plexus
|
|
What is the main blood supply for the brain?
|
2 internal carotid arteries
2 vertebral arteries |
|
1
|
Optic chasma
|
|
2
|
Internal carotid artery
|
|
3
|
Infundulum
|
|
4
|
Trochlear nerve
|
|
5
|
Oculomotor nerve
|
|
6
|
Optic tract
|
|
7
|
Trigeminal nerve
|
|
8
|
Anterior inferior cerebellar artery
|
|
9
|
Posterior inferior cerebellar artery
|
|
10
|
Medulla oblongata
|
|
11
|
Anterior spinal artery
|
|
12
|
Vertebral artery
|
|
13
|
Pons
|
|
14
|
Basilar artery
|
|
15
|
Superior cerebellar artery
|
|
16
|
Posterior CEREBRAL artery
|
|
17
|
Mamillary body
|
|
18
|
Cerebral peduncle
|
|
19
|
Posterior communicating artery
|
|
20
|
Middle cerebral artery
|
|
20
|
Middle cerebral artery
|
|
21
|
Optic nerve
|
|
22
|
Anterior cerebral artery
|
|
23
|
Anterior communicating artery
|
|
Internal carotid artery splits into what branches?
|
Hypophyseal arteries
Opthalmic artery Anterior choroidal artery |
|
Name 3 sorts of vessels that contribute to venous drainage of the brain?
|
Deep cerebral veins
Superficial veins Dural venous sinuses |
|
Name 5 venous sinuses of the brain?
|
Sagittal sinus
Straight sinus Transverse sinus Sigmoid sinus Cavernous sinus |
|
Which of the following is most likely a gray matter structure?
- Lateral lemniscus - Basal nuclei - Medial longitudinal fasciculus - Superior cerebellar peduncle - Basal ganglia |
Basal ganglia
|
|
Name 3 typical nervous structures formed by gray matter?
|
Nuclei
Cerebral cortex Substantia nigra |
|
Name at least 4 ascending spinal cord tracts?
|
Spinothalamic
Spinotectal Spinobulbar Spinocerebellar |
|
Name the cranial nerves which contain vegetative axons?
|
Oculomotor
Facial Glossopharyngeal Vagus |
|
Name sympathetic ganliga of the neck
|
Superior cervical
Inferior cervical Stellate ganglia |
|
In which structure is the synapse of the 1st order neuron to the 2nd one in the trigeminothalamic tract?
|
Sensory trigeminal nuclei
|
|
Which spinal segments supply the dermatomes of the scalp?
|
C2 and trigeminal nerve supply face..
|
|
CSF is absorbed in?
|
The venous sinuses through arachnoid granulations and villi
|
|
RAdicular fibers for the phrenic nerve arise from which segments of spinal cord?
|
C3 and C4
|
|
The corner of the mouth hangs down by paralysis of which nerve?
|
Facial nerve
|
|
Cerebellum receives impulses from the?
|
Spinocerebellar nucleus
Inferior olivary nucleus Vestibular nucleus Pons |
|
If there is ONE thing you fittegutt should know about PYRAMIDAL and EXTRAPYRAMIDAL motor pathways it is what?
|
Pyramidal: Self controlled motor movements (e.g. limbs)
Extrapyramidal: Uncontrolled motor movements (e.g. organs) |
|
What is the fornix of the brain?
|
The fornix is a C-shaped bundle of fibers that carries signals from HIPPOCAMPUS to HYPOTHALAMUS
|
|
Which cranial nerve innervates the skin of the nose?
|
Trigeminal-ophtalmic branch
|
|
Cerebellum receives impulses from the?
|
Spinocerebellar nucleus
Inferior olivary nucleus Vestibular nucleus Pons |
|
Name at least 3 folds of dura mater?
|
Falx cerebri
Tentorium cerebelli Diaphragma sellae |
|
Brainstem consist of 3 following parts?
|
Medulla oblongata
Pons of Varol Midbrain |
|
List at least 5 structures traversing the cavernous sinus? (behind sphenoidal air sinus)
|
Internal carotid artery
Occulomotor nerve Abducens nerve Trochlear nerve Opthalmic nerve |
|
In mesencephalon are located nuclei of which cranial nerves?
|
Oculomotor
Trochlear |
|
Which area in brain cortex is responsible for speech?
|
44 and 45
|
|
Which cranial nerve innervates the skin of the nose?
|
Trigeminal-ophtalmic branch
|
|
Which area in brain cortex is responsible for vision?
|
17 - primary visual cortex, calcarine sulcus
|
|
Name at least 3 folds of dura mater?
|
Falx cerebri
Tentorium cerebelli Diaphragma sellae |
|
Which area in brain cortex is responsible for hearing?
|
41 and 42 - heschl´s convolutions
|
|
List at least 5 structures traversing the cavernous sinus? (behind sphenoidal air sinus)
|
Internal carotid artery
Occulomotor nerve Abducens nerve Trochlear nerve Opthalmic nerve |
|
What innervates parotid gland?
|
Glossopharyngeal nerve
|
|
Which area in brain cortex is responsible for speech?
|
44 and 45
|
|
Which area in brain cortex is responsible for vision?
|
17 - primary visual cortex, calcarine sulcus
|
|
Spinal lemniscus contain tract?
|
Spinothalamic tract
|
|
What innervates parotid gland?
|
Glossopharyngeal nerve
|
|
Cerebellum receives impulses from the?
|
Spinocerebellar nucleus
Inferior olivary nucleus Vestibular nucleus Pons |
|
Cerebellum receives impulses from the?
|
Spinocerebellar nucleus
Inferior olivary nucleus Vestibular nucleus Pons |
|
Brainstem consist of 3 following parts?
|
Medulla oblongata
Pons of Varol Midbrain |
|
Brainstem consist of 3 following parts?
|
Medulla oblongata
Pons of Varol Midbrain |
|
In mesencephalon are located nuclei of which cranial nerves?
|
Oculomotor
Trochlear |
|
In mesencephalon are located nuclei of which cranial nerves?
|
Oculomotor
Trochlear |
|
Which cranial nerve innervates the skin of the nose?
|
Trigeminal-ophtalmic branch
|
|
Which cranial nerve innervates the skin of the nose?
|
Trigeminal-ophtalmic branch
|
|
Name at least 3 folds of dura mater?
|
Falx cerebri
Tentorium cerebelli Diaphragma sellae |
|
Function of caudate nucleus?
|
Emotion
Memory Learning |
|
List at least 5 structures traversing the cavernous sinus? (behind sphenoidal air sinus)
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Internal carotid artery
Occulomotor nerve Abducens nerve Trochlear nerve Opthalmic nerve |
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List at least 5 structures traversing the cavernous sinus? (behind sphenoidal air sinus)
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Internal carotid artery
Occulomotor nerve Abducens nerve Trochlear nerve Opthalmic nerve |
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Which area in brain cortex is responsible for speech?
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44 and 45
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Which area in brain cortex is responsible for speech?
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44 and 45
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Which area in brain cortex is responsible for vision?
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17 - primary visual cortex, calcarine sulcus
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Which area in brain cortex is responsible for vision?
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17 - primary visual cortex, calcarine sulcus
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Which area in brain cortex is responsible for hearing?
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41 and 42 - heschl´s convolutions
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Which area in brain cortex is responsible for hearing?
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41 and 42 - heschl´s convolutions
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What innervates parotid gland?
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Glossopharyngeal nerve
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What innervates parotid gland?
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Glossopharyngeal nerve
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What is the efferent limb of corneal reflex?
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Facial nerve
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What is the efferent limb of the gag reflex?
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Vagus nerve
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What is the efferent limb of corneal reflex?
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Facial nerve
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What innervates the mimetic muscles?
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Facial nerve
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What is the efferent limb of the gag reflex?
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Vagus nerve
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What innervates the mimetic muscles?
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Facial nerve
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What is a pure motor nerve?
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Accessory nerve
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What is a pure motor nerve?
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Accessory nerve
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By protopathic pathway are carried these modalities:
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Pain
Rough touch Pressure Temperature |
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By protopathic pathway are carried these modalities:
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Pain
Rough touch Pressure Temperature |
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Which pathways convey pain from the oral cavity?
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Trigeminothalamic pathway
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Which pathways convey pain from the oral cavity?
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Trigeminothalamic pathway
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Which tract innervates somatomotor nuclei of the cranial nerves?
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Corticospinal
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Which tract innervates somatomotor nuclei of the cranial nerves?
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Corticospinal
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Parasympathetic preganglionic fibers for submandibular and sublingual salivary gland originate in?
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Superior salivatory nucleus
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Parasympathetic preganglionic fibers for submandibular and sublingual salivary gland originate in?
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Superior salivatory nucleus
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Explain the corneal reflex - afferent and efferent branch
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Corneal reflex is closure of eyelids upon action of trigeminal nerve fibers as afferent and facial nerve fibers as efferent
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Explain the corneal reflex - afferent and efferent branch
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Corneal reflex is closure of eyelids upon action of trigeminal nerve fibers as afferent and facial nerve fibers as efferent
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Name the structures that connect to paravertebral sympathetic ganglia with the spinal nerves?
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Gray and white communicating branches
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Name the structures that connect to paravertebral sympathetic ganglia with the spinal nerves?
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Gray and white communicating branches
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Difference between root and ramus of spinal nerve?
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Root: Only afferent or efferent
Ramus: Both |
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Define a dermatome?
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Area of skin which is innervated by a spinal segment (or branch of trigeminal nerve - face)
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What is the name of the arterial anastomosis system located at the ventral aspect of the brain?
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Circle of Willis
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Define the term motor unit
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A motor unit is the alpha motor neurons and all the muscle fibers it innervates
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Which type of sensory terminals innervate the muscle spindles?
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Stertch receptor on intrafusal muscle fibers
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Which cortical areas does the pyramidal tract arise from?
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Brodmans area 1,2,3 - in the post central gyrus
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List those cranial nerves containing sensory fibers?
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Olfactory
Optic Trigeminal Facial Vestibulocochlear Glossopharyngeal |
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Name the structures and the tracts of the brain which form the ring of PAPEZ
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Mamillary body
Anterior nuclei of thalamus Cingulate gyrus Fornix Parahippocampal gyrus Hippocampus |
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What is a neuron and what is its composition?
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A basic and functional unit of the nervous system
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What is the circuit of Papez?
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Circuit of the limbic system - mainly for emotions
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Lacrimal gland is innervated by?
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Lacrimal nerve - of zygomatic nerve - of facial nerve
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Which nerve innervates skin of posterior side of thigh?
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S2
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Brodmans area 51?
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Olfactory
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Brodmanns area 39/40?
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Speech
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Brodmanns area 6?
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Association center
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Brodmanns area 43?
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Gustatory center
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Brodmans area 51?
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Olfactory
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Brodmanns area 39/40?
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Speech
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Brodmanns area 6?
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Association center
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Brodmanns area 43?
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Gustatory center
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Ventral branches of spinal cord?
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All plexuses:
Cervical plexus Brachial plexus Intercostal plexus Lumbar plexus Sacral plexus Coccygeal plexus |
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Phrenic nerve innervates diaphragm... Where does it come from?
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C3-C4 segments
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Parts of midbrain?
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Tectum
Tegmentum Cerebral peduncles |
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Centers of tectum of midbrain?
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Superior colliculi - subcortical optic center
Inferior colliculi - subcortical auditory center |
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CN nuclei of tegmentum of midbrain?
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Motor nucleus of III
Eddinger-Westphal nucleus III - parasymp. Motor nucleus of IV - trochlear |
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Subcortical centers of extrapyramidal motor tracts of tegmentum?
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Nucleus ruber
Substantia niger |