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38 Cards in this Set
- Front
- Back
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cerebrum
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hearing, speech, personality
behavior, intellect vision, memory sensory & motor fx |
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left cerebrum control
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language
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right cerebrum control
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perception
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4 lobes of cerebrum
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frontal - Broca's area
parietal - sensation occipital - visual receptor temporal - auditory center; Wernicke's area |
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diencephalon
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basal ganglia - voluntary & autonomic movement
thalamus - relay station hypothalamus - regulates ANS Limbic system - appetite, sleep, emotional & sexual response |
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brain stem functions
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vital respiratory, CV and vasomotor centers; controls vomiting, sneezing, coughing, hiccuping
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function of cerebellum
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coordinates movement
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exam for cerebellum
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observe posture/gait
finger to nose test pronating/supinating hands on thighs |
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normal CSF specific gravity
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1.007
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normal pH of CSF
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7.35
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normal glucose for CSF
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45-74 mg/dL
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opening pressure of CSF
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60-150 mmHg
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layers of meninges
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dura - outer
arachnoid - center pia - inner |
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falx cerebri
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separates cerebral hemispheres
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tentorium
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separates cerebral hemispheres from brainstem and cerebellum
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spinal cord grey matter
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motor neurons
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spinal cord white matter
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sensory tracts
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test for position sense
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Rhomberg test - move the finger up and down
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corticospinal tracts
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from cortex to cranial and peripheral nerves
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upper motor neuron dysfunction
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weakness, paralysis, atrophy, spasticity
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lower motor neuron dysfunction
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atrophy, flaccid muscle tone
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Cranial Nerve I
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Olfactory - smell
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Cranial Nerve II
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Optic - sight
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Cranial Nerve III, IV, VI
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Oculomotor - pupil constriction
Trochlear - downward & medial eye Abducens - lateral eye movement |
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Cranial Nerve V
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Trigeminal - chewing
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Cranial Nerve VII
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Facial - anterior 2/3 of tongue
motor to facial muscles |
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Cranial Nerve VIII
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Auditory/Vestibulocochlear - hearing, balance
Cochlear branch tested w/ hearing test Vestibular tested w/ ice caloric in unconscious pt Weber test, Rhine test |
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Cranial Nerve IX
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Glossopharyngeal - posterior 1/3 of tongue, pharynx, swallowing, gagging
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Cranial Nerve X
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Vagus - ext. ear & pharynx
parasympathetic for cardiac, smooth muscle "Say Ahh" |
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Cranial Nerve XII
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Hypoglossal - motor to tongue for speech/swallowing
"stick out your tongue" |
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lumbar puncture location
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between L3 & L4
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spinocerebellar tracts
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major sensory tracts
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spinothalamic tracts
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carry pain & temperature sensation & crude touch
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posterior column of CNS
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sensation, vibration, position, light touch
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Rhomberg Test
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`move the finger up or down; position sense
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Cranial Nerve XI
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Spinal Accessory
sternocleidomastoid/trapezus shoulder shrug against resistance |
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Broca's area
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expressive/motor
decreased speech fluency inferior L frontal lobe |
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Wernicke's area
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receptive
decreased understanding post. L temporal lobe |
