Cranial Nerves

Question 1

Olfactory

Answer 1

I
sensory
smell

Question 2

optic

Answer 2

II
sensory
vision

Question 3

oculomotor

Answer 3

III
motor
eye movement

Question 4

Trochlear

Answer 4

IV
motor
eye movement

Question 5

Trigeminal

Answer 5

V
sensory/motor
sensory- face, orbit, and oral structures
Motor-chewing/mastication

Question 6

Abducens

Answer 6

VI
motor
eye movement

Question 7

Facial

Answer 7

VII
Sensory/motor
sensory-taste anterior 2/3 of tongue
motor-facial expression; secretion of saliva and tears

Question 8

Vestibucochlear

Answer 8

VIII
sensory
balance, equilibrium, hearing

Question 9

Glossopharyngeal

Answer 9

IX
sensory/motor
sensory- taste posterior third of tongue, visceral sensation from palate and oral pharynx
motor- swallowing

Question 10

Vagus

Answer 10

X
sensory/motor
sensory- sensation pharyngeal cavity, thoracic and abdominal organs
motor-phonation and swallowing

Question 11

Spinal/ Accessory

Answer 11

XI
motor
head movement and shoulder elevation

Question 12

Hypoglossal

Answer 12

XII
motor
tongue movement

Question 13

nerves in the forebrain

Answer 13

CN I (olfactory) CN II (optic)

Question 14

Nerves in Brainstem

Answer 14

All 10 except CN I, II

Question 15

6 CN’s for speech/swallow

Answer 15

CN V (trigeminal), VII (facial), XI (accessory), IX (glossopharyngeal), X (vagus), XII (hypoglossal)

Question 16

Bilateral and Contralateral CN

Answer 16

CN VII (Facial), XI (accessory)
7, 11

Question 17

Bilateral CN

Answer 17

CN V (Trigeminal), VII (Facial), VIII (Vestibulocochlear), IX (Glossopharyngeal), X (Vagus), XI (accessory)
5, 8, 9, 10

Question 18

Contralateral CN

Answer 18

CN III (Oculomotor), IV (Trochlear), VI (Abducens), VII (Facial), XI (accessory), XII (hypoglossal)
3, 4, 6, 12