Cranial Nerves Lab

Question 1

olfactory nerve CNI

Answer 1

Olfactory foramina; smell

Question 2

optic nerve CNII

Answer 2

optic canal; vision

Question 3

oculomotor CNIII

Answer 3

superior orbital fissure; eye movement/pupil reflex

Question 4

trochlear CNIV

Answer 4

superior orbital fissure; eye movement (up and down)

Question 5

trigeminal nerve CNV

Answer 5

opthalmic nerve V1, maxillary V2, mandibular V3;
face and jaw (biggest)

Question 6

opthalmic nerve V1

Answer 6

superior orbital fissure

Question 7

maxillary V2

Answer 7

foramen rotundum

Question 8

mandibular V3

Answer 8

foramen ovale

Question 9

abducens nerve CNVI

Answer 9

superior orbital fissure; eye movement (left and right)

Question 10

facial nerve CNVII

Answer 10

internal acoustic meatus; face expressions

Question 11

vestibolocochlear CNVIII

Answer 11

internal acoustic meatus; hearing

Question 12

glossopharyngeal nerve CNIX

Answer 12

jugular foramen; tongue movement/pharynx

Question 13

vagus nerve CNX

Answer 13

jugular foramen; lots

Question 14

spinal accessory nerve CNXI

Answer 14

foramen magnum; head and shoulder

Question 15

hypoglossal nerve CNXII

Answer 15

hypoglossal canal; swallow and talk