14 terms

1145 Cranial nerves

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Mnemonic CN names
oh, oh, oh to touch and feel a girls vagina ahh heaven
Mnemonic CN type
some say marry money but my brother says bad business marry money
CN I
olfactory, sensory
smell reception & interpretation
CN II
optic, sensory
visual acuity & visual fields
CN III
oculomotor, motor
motor = raise eyelids, most extra ocular movements
Para = pupil constriction, change lens shape
CN IV
trochlear, motor
motor = downward, inward eye movement
CN V
trigeminal, motor
jaw opening & clenching, chewing & mastication
CN VI
abducens, motor
lateral eye movement
CN VII
facial, both
motor = facial expression muscles except jaw, close eyes, labial speech sounds
sensory = taste - anterior 2/3, sensation to pharynx
para = secretion of saliva & tears
CN VIII
acoustic, sensory
hearing & equilibrium
CN IX
glossopharyngeal, both
motor = voluntary muscles for swallowing & phonation
sensory = sensation of nasopharynx, gag reflex, taste - posterior 1/3
para = secretion of salivary glands, carotid reflex
CN X
vagus, both
motor = voluntary muscles of phonation (guttural speech & swallowing
sensory = sensation behind ears and part of external ear canal
para = secretion of digestive enzymes; perastalsis, carotid reflex, involuntary actions of heart, lungs & digestive tract
CN XI
spinal accessory, motor
turn head, shrug shoulders, some actions for phonation
CN XII
hypoglossal, motor
tongue movement for speech sound articulation & swallowing