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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
Frontal cortex
2
Olfactory bulbs
3
Periamygdaloid cortex
4
Optic chiasm
5
Lateral olfactory tract
6
Medial olfactory tract
7
Pituitary gland (not seen)
8
Mammillary bodies
9
Cerebral peduncles
10
Pons
11
Trapezoid body
12
Pyramidal tract
13
Olive
14
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
Hypoglossal nerve
26
Optic tract
1
Median sulcus
2
Medial eminence
3
Facial colliculus
4
Vestibular area
5
Auditory area
6
Hypoglossal trigone
8
Area prostrema (vomiting)
9
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.

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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?

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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)
Internal carotid artery
Occulomotor nerve
Abducens nerve
Trochlear nerve
Opthalmic nerve
List at least 5 structures traversing the cavernous sinus? (behind sphenoidal air sinus)
Internal carotid artery
Occulomotor nerve
Abducens nerve
Trochlear nerve
Opthalmic nerve
Which area in brain cortex is responsible for speech?
44 and 45
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
Which area in brain cortex is responsible for vision?
17 - primary visual cortex, calcarine sulcus
Which area in brain cortex is responsible for hearing?
41 and 42 - heschl´s convolutions
Which area in brain cortex is responsible for hearing?
41 and 42 - heschl´s convolutions
What innervates parotid gland?
Glossopharyngeal nerve
What innervates parotid gland?
Glossopharyngeal nerve
What is the efferent limb of corneal reflex?
Facial nerve
What is the efferent limb of the gag reflex?
Vagus nerve
What is the efferent limb of corneal reflex?
Facial nerve
What innervates the mimetic muscles?
Facial nerve
What is the efferent limb of the gag reflex?
Vagus nerve
What innervates the mimetic muscles?
Facial nerve
What is a pure motor nerve?
Accessory nerve
What is a pure motor nerve?
Accessory nerve
By protopathic pathway are carried these modalities:
Pain
Rough touch
Pressure
Temperature
By protopathic pathway are carried these modalities:
Pain
Rough touch
Pressure
Temperature
Which pathways convey pain from the oral cavity?
Trigeminothalamic pathway
Which pathways convey pain from the oral cavity?
Trigeminothalamic pathway
Which tract innervates somatomotor nuclei of the cranial nerves?
Corticospinal
Which tract innervates somatomotor nuclei of the cranial nerves?
Corticospinal
Parasympathetic preganglionic fibers for submandibular and sublingual salivary gland originate in?
Superior salivatory nucleus
Parasympathetic preganglionic fibers for submandibular and sublingual salivary gland originate in?
Superior salivatory nucleus
Explain the corneal reflex - afferent and efferent branch
Corneal reflex is closure of eyelids upon action of trigeminal nerve fibers as afferent and facial nerve fibers as efferent
Explain the corneal reflex - afferent and efferent branch
Corneal reflex is closure of eyelids upon action of trigeminal nerve fibers as afferent and facial nerve fibers as efferent
Name the structures that connect to paravertebral sympathetic ganglia with the spinal nerves?
Gray and white communicating branches
Name the structures that connect to paravertebral sympathetic ganglia with the spinal nerves?
Gray and white communicating branches
Difference between root and ramus of spinal nerve?
Root: Only afferent or efferent
Ramus: Both
Define a dermatome?
Area of skin which is innervated by a spinal segment (or branch of trigeminal nerve - face)
What is the name of the arterial anastomosis system located at the ventral aspect of the brain?
Circle of Willis
Define the term motor unit
A motor unit is the alpha motor neurons and all the muscle fibers it innervates
Which type of sensory terminals innervate the muscle spindles?
Stertch receptor on intrafusal muscle fibers
Which cortical areas does the pyramidal tract arise from?
Brodmans area 1,2,3 - in the post central gyrus
List those cranial nerves containing sensory fibers?
Olfactory
Optic
Trigeminal
Facial
Vestibulocochlear
Glossopharyngeal
Name the structures and the tracts of the brain which form the ring of PAPEZ
Mamillary body
Anterior nuclei of thalamus
Cingulate gyrus
Fornix
Parahippocampal gyrus
Hippocampus
What is a neuron and what is its composition?
A basic and functional unit of the nervous system
What is the circuit of Papez?
Circuit of the limbic system - mainly for emotions
Lacrimal gland is innervated by?
Lacrimal nerve - of zygomatic nerve - of facial nerve
Which nerve innervates skin of posterior side of thigh?
S2
Brodmans area 51?
Olfactory
Brodmanns area 39/40?
Speech
Brodmanns area 6?
Association center
Brodmanns area 43?
Gustatory center
Brodmans area 51?
Olfactory
Brodmanns area 39/40?
Speech
Brodmanns area 6?
Association center
Brodmanns area 43?
Gustatory center
Ventral branches of spinal cord?
All plexuses:

Cervical plexus
Brachial plexus
Intercostal plexus
Lumbar plexus
Sacral plexus
Coccygeal plexus
Phrenic nerve innervates diaphragm... Where does it come from?
C3-C4 segments
Parts of midbrain?
Tectum
Tegmentum
Cerebral peduncles
Centers of tectum of midbrain?
Superior colliculi - subcortical optic center
Inferior colliculi - subcortical auditory center
CN nuclei of tegmentum of midbrain?
Motor nucleus of III
Eddinger-Westphal nucleus III - parasymp.
Motor nucleus of IV - trochlear
Subcortical centers of extrapyramidal motor tracts of tegmentum?
Nucleus ruber
Substantia niger