Cranial Nerves Test
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| A. GLOSSOPHARYNGEAL: swallowing, voice, gag reflex; taste on posterior 1/3 of tongueB. OPTIC; visual acuity and visual fields; have pt identify # fingers; check peripheral vision ("tell me when you see my fingers"); snellen testC. VAGUS: gag reflexD. ACOUSTIC or VESTIBULOCOCHLEAR: hearing and balance. Rhomberg test (stand with eyes closed); cold calorics, doll's eyesE. TRIGEMINAL (3 braches): motor = muscles of mastication (bite down, move jaw side-to-side); sensory = feeling opthalmic, maxillary and mandibular region of face; also controls sensory portion of corneal reflex (facial controls motor)F. HYPOGLOSSAL: controls tongue movements; stick out tongue, move side to sideG. ABDUCENS: lateral eye movement during EOMsH. TROCHLEAR: downward, internal rotation of eye during EOMsI. OCULOMOTOR: pupillary reaction to light, elevation of upper eyelid, and most EOMs (up, up and out, inward towards nose). Abnormalities include anisocoria, ptosis and nystagmusJ. SPINAL ACCESSORY: controls neck (sternomastoid) and shoulder (upper trapezius); turn head side to side against hand, shrug shouldersK. FACIAL: motor = raise eyebrows, smile, puff cheeks, close eyes tightly - closes eyelid(muscles of expression); sensory = taste on anterior 2/3 of tongueL. OLFACTORY; have pt smell alcohol swab |
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rwilson
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