Cranial Nerves

Question 1

CNI

Answer 1

Name = Olfactory

Function = sense of smell

Question 2

CNII

Answer 2

Name = Optic

Function = allows for SENSATION OF LIGHT TO ENTER THE EYE so that vision can occur

Question 3

CNIII

Answer 3

Name = Oculomotor

Function = to CONSTRICT the pupil to allow light in

Question 4

CNIV

Answer 4

Name = Trochlear

Function = powers contralateral superior oblique muscle that allows eye to turn

Question 5

CNV

Answer 5

Name = Trigeminal

Function = SENSORY/MOTOR FUNCTIONS FOR FACE, EYES AND EAR, ophthalmic branch helps innervate upper eyelid w/ sympathetic tone

Question 6

CNVI

Answer 6

Name = Abducens

Function = helps control eye movements, lateral rectus

Question 7

CNVII

Answer 7

Name = Facial

Function = muscles of facial expression, lacrimal/salivary glands

Question 8

CNVIII

Answer 8

Name = Auditory (Vestibulocochlear)

Function = vestibular (balance/proprioception) and hearing

Question 9

CNIX

Answer 9

Name = Glossopharyngeal

Function = SENSORY AND MOTOR, controls throat, tonsils, middle ear, TONGUE

Question 10

CNX

Answer 10

Name = Vagus

Function = parasympathetic innervation to viscera of thorax, abdomen and pelvis

Question 11

CNXI

Answer 11

Name = Spinal Accessory

Function = motor function to some muscles of the neck

Question 12

CNXII

Answer 12

Name = Hypoglossal

Function = supplies TONGUE muscles

Question 13

Sensory vs. Motor Mneumonic?

Answer 13

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