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50 Cards in this Set

  • Front
  • Back
What are the 6 main functions of the nervous system?
1. Rapid Communication
2. Sensory input
3. Integration of sensory input into homeostatic
control and decisions
4. Motor output
5. Reflexes
6. Higher brain functions, homeostasis,
integration and coordination with other
systems (endocrine, muscular, etc.)
What are the 2 parts to the CNS?
Brain, spinal cord
What are the 2 divisions of the PNS?
Sensory (affect)
Motor (effect)
What is a way to remember affect vs effect?
affect literally means to influence, sensing something will influence an effect (doing something, like a motor action)
What are the 2 subdivisions within sensory and motor?
Visceral and somatic
Which division contains sympathetic and parasympathetic subdivisions?
Visceral motor

[PNS->Motor Division->Visceral motor]
Sensory neurons do what and are part of which division of the nervous system?
PNS; conduct signals from receptors to the CNS
Interneurons are part of which nervous system and have what alternative name?
Also called associated neurons they are part of the CNS (they are active btwn the steps of sensory and motor)
Motor neurons do what and are part of which division of the nervous system?
PNS; conduct signals from CNS to muscles or glands
Sensory neurons are afferent or efferent?
afferent
Motor neurons are afferent or efferent?
efferent [ME]
What are the 4 main parts of the brain?
1. Cerebrum: higher brain functions
2. Cerebellum: neuromuscular
coordination and proprioception
3. Brainstem
4. Diencephalon: thalamus, hypothalamus,
epithalamus
What are the 3 main parts of the Diencephalon?
thalamus, hypothalamus,
epithalamus
What are the 4 main parts of the cerebrum?
From back to front..
1. Frontal lobes
2. Temporal lobes
3. Parietal lobes
4. Occipital
Frontal lobe functions
important for attention, executive
function, motivation, and behavior.
Name some simple frontal lobe tests
Tests for frontal lobe
function include working memory (digit span, spelling
backward), judgment, fund of knowledge, task organization
and set generation such as naming lists of things in a certain
category.
Which lobe is important for emotional responses?
Temporal

(amygdala and its connections to the hypothalamus and
frontal lobes) and memory (hippocampus and limbic
connections)
What are the main test for temporal lobe?
memory, specifically declarative (explicit events, facts)
Which lobe(s) are responsible for language?
Frontal (Broca's area) EXPRESSIVE

Frontal/Parietal (Wernicke's area, part of the brain where the frontal and parietal area meet) RECEPTIVE
Parietal lobe functions
perception and interpretation of sensory
information especially somatosensory information
If pt presented with the *inability to identify objects by
tactile exploration*, which lobe is likely affected?
Pt has Agnosia

Parietal Lobe
If pt presented with the *inability to perform purposeful motor acts on command*, which lobe is likely affected?

to draw objects?
Pt has Apraxia; Aprada

Parietal Lobe
What are common test for the occipital lobe?
visual fields
(see Cranial Nerve 2), naming of objects, naming of colors and recognition of faces
Name 11 tests for the cerebrum and examples
1. Orientation, memory (3 word sets, presidents)
2. Attention, working memory (spell backwards, name months of year backwards)
3. Judgement-Abstract reasoning (what would you do if a house was on fire?)
4. Set generation (give me a set of words that begin with T)
5. Receptive language (ask pt to follow commands)
6. Expressive language (naming objects, reading comprehension)
7. Praxis (perform tasks without visual cues - wink, pretend to drink from a straw)
8. Gnosis (place object in hand, or draw letter on their hand with eyes closed)
9. Dominant parietal lobe function (ID right index finger)
10. Non-dominant parietal lobe function (draw a clock)
11. Visual recognition (what color is this)
Name 3 parts of the brainstem
1. Midbrain
2. Pons
3. Medulla Oblongata
Describe the spinothalamic tract

sensory/motor?
afferent/efferent?
origination? ant or post?
white or gray matter?
type of info it transmits?
transmits to where?
receive input from what fibers?
innervate what?
The spinothalamic tract is a sensory (afferent) pathway originating in the spinal cord.

It transmits information to the thalamus about pain, temperature, itch and crude touch. [Cone: Light touch]

The cell bodies of neurons that make up the spinothalamic tract are located within the anterior portion of the spinal cord (white matter). These neurons receive input from sensory fibers that innervate the skin and internal organs.
Describe dorsal column pathway (DCML)
sensory pathway responsible for transmitting fine touch, vibration and conscious proprioceptive information from the body to the cerebral cortex
Dorsal or spinothalamic...

[Cone: Visceral/Deep touch]
Dorsal
Dorsal or spinothalamic...

Cone: Light touch
Spinothalamic
Transmits to the thalamus
Spinothalamic
Transmits to the cerebral cortex
Dorsal
Pain, temperature, itch
Spinothalamic
Pressure
Spinothalamic
Dorsal column test on dermatomes with high/low freq tuning fork?
Low freq vibrations; distally or all dermatones

can also use pressure

"Tell me if you feel this vibrating" [control test by stopping fork before placing on pt]
Spinalthalamic test using what diag instruments
pin (pain), bristles (light touch)
Away from the body (add or abduction)?
ABduction [to abduct someone is to take them away from their home]
Towards the body's midline (add or abduction)?
ADduction [you are adding mass to your core body]
Muscle strength nerve root

Biceps
C5-C6
Muscle strength nerve root

Braciolradialis
C5-C6
Triceps
C7
Finger Flexors
C8
Finger AB and thumb opp
T1
Hip flexion
L2
Knee extention
L3
Knee flexion
L4
Ankle dorsiflextion (muscle strength nerve root)
L5 [flex up]
Ankle plantar flexion
S1 [flex down]
Mnemonic for functions of cranial nerves (sensory vs motor or both)
Some Say Marry Money, But My Brother Says Big Brains Matter More
Mnemonic for cranial nerves
Old Opie Opted To Travel Aboard Famous Vegas, Gaffawing Vixen, Accessorizing Hippos!


OLd OPrah's OCcupation: TROpical TRIps ABoard FAmous VESsels, GLamorous VAcations, ACCumulating HYPe
Mnemonic for 1-6 cranial nerves
You have 1 nose, 2 eyes, and 3,4,6 makes my eyes do tricks! :This rhyme will help to remember Cranial nerve I is olfactory,II is optic and also to remember that III,IV & VI are nerves that innervate extraocular muscles attached to the eyeballs ie., cranial nerves III,IV & VI make our eyes move.