BSC2085L Lesson 9 Cranial Nerves

cranial nerve I

olfactory; smell; sensory

cranial nerve II

optic; vision; sensory

cranial nerve III

oculomotor; eye movement, iris contraction, vision focus; motor

cranial nerve IV

trochlear; eye movement; motor

cranial nerve V

trigeminal; chewing, facial sensations; both

cranial nerve VI

abducens; eye movement; motor

cranial nerve VII

facial; facial expressions, taste; both

cranial nerve VIII

vestibulocochlear; hearing, equilibrium; sensory

cranial nerve IX

glossopharyngeal; speech, swallowing, taste; both

cranial nerve X

vagus; thoracic and abdominal viscera sensation/movement, speech, swallowing; both

cranial nerve XI

accessory; head/shoulder movement; motor

cranial nerve XII

hypoglossal; tongue movement; motor