Cranial Nerves and Testing Flashcards
Olfactory
Sensory: smell
Olfactory Test
ID familiar odors
Optic
Sensory: Sight
Optic test
test visual fields
Oculomotor
Motor: vol motor- levator of eyelid, ms of eyeball
Oculomotor test
up, down, medial gaze
reaction to light
Trochlear
Motor: vol motor, sup oblique ms of eyeball
Trochlear Test
downward and inward gaze
Trigeminal
Sensory: touch, pain, skin of face, sinuses, mouth, ant tongue
Vol motor: ms of mastication
Trigeminal test
corneal reflex
face sensation
clench teeth, push down on chin to separate jaws
Abducens
Vol motor: lateral rectus ms of eyeball
Abducens test
lateral gaze
Facial
Sensory: taste of anterior tongue
Motor: facial muscles
Autonomic- lacrimal, submandibular and sublingual glands
Facial test
close eyes tight, smile and show teeth
whistle and puff cheeks
ID familiar tastes
Vestibulocochlear
Sensory: hearing and balance
Vestibulocochlear test
hear watch ticking
hearing tests
balance and coordination tests
Glossopharyngeal
Sensory: touch, pain of post tongue, pharynx; taste post tongue
Motor: pharynx muscle
Autonomic: parotid gland
Glossopharyngeal test
gag reflex
ability to swallow
Vagus
Sensory: touch, pain of pharynx, larynx, bronchi; taste
Motor: muscles of palate, pharynx, larynx
Autonomic: thoracic and ab viscera
Vagus test
gag reflex
ability to swallow
say Ahhhh
Accessory
Motor: SCM and trap
Accessory test
resisted SH shrug
Hypoglossal
Motor: muscles of tongue
Hypoglossal test
tongue protrusion
tongues deviates toward injured side
