c ranial n erves name, function, assessment, type click here to begin
TRANSCRIPT
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CRANIAL NERVESName, Function, Assessment, Type
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Cranial Nerve I
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OLFACTORY
Function: Smell
Assessment: Assess recognition of common smells (candy, sports drink, grass)
Type: Sensory
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Cranial Nerve II
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OPTIC
Function: Visual acuity, reaction to light
Assessment: Have patient focus on near and distant vision. Assess P.E.A.R.L. (Pupils Equal And Reactive to Light) with pen light.
Type: SensoryClick here to
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Cranial Nerve III
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OCULOMOTOR
Function: Elevation of upper eyelid; eye adduction and downward rolling
Assessment: Assess patient’s ability to move eye’s upward, downward, and medially
Type: Motor
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Cranial Nerve IV
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TROCHLEAR
Function: Inferiolateral eye movement
Assessment: Assess patient’s ability to move eyes downward and laterally.
Type: Motor
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Cranial Nerve V
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TRIGEMINAL
Function: Muscles of mastication (chewing);
facial sensation
Assessment: Assess patient’s ability to bite down; touch patient on various areas of face.
Type: BothClick here to go
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Cranial Nerve VI
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ABDUCENS
Function: Lateral eye movement
Assessment: Assess patient’s ability to move eyes laterally.
Type: Motor
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Cranial Nerve VII
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FACIAL
Function: Muscles of expression; taste
Assessment: Have patient make a variety of faces (smile, frown); have them taste something (sports drink).
Type: BothClick here to go
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Cranial Nerve VIII
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VESTIBULOCOCHLEAR
Function: Equilibrium (balance); hearing
Assessment: Balance and coordination tests; rubbing or tapping fingers by ears
Type: SensoryClick here to go
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Cranial Nerve XI
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GLOSSOPHARYNGEAL
Function: Pharyngeal muscles (tongue movements); taste
Assessment: Have patient swallow; may check gag reflex
Type: BothClick here to
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Cranial Nerve X
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VAGUS
Function: Breathing, tasting, and
swallowing
Assessment: Have patient stick out tongue and move it around; have patient drink something (sports drink)
Type: Both
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Cranial Nerve XI
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(Spinal) ACCESSORY
Function: Trapezius & sternocleidomastoid muscles
Assessment: Have patient shrug shoulders and bring head to chest (neck flexion)
Type: MotorClick here to go
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Cranial Nerve XII
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HYPOGLOSSAL
Function: Tongue movement
Assessment: Have patient stick out tongue and move it around.
Type: MotorClick here to go
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