Cranial Nerves

Question 1

Cranial Nerve I

Answer 1

Olfactory - sense of smell
-sensory

Question 2

Cranial Nerve II

Answer 2

Optic - vision
-sensory

Question 3

Cranial Nerve III

Answer 3

Occulomotor - moves eyes up/down and side to side
-motor

Question 4

Cranial Nerve IV

Answer 4

Trochlear - moves eyes downward and inward
-motor

Question 5

Cranial Nerve V

Answer 5

Trigeminal - facial sensation
-motor/sensory

Question 6

Cranial Nerve VI

Answer 6

Abducens - moves eyes outward from the nose

Question 7

Cranial Nerve VII

Answer 7

Facial - controls facial muscles

Question 8

Cranial Nerve VIII

Answer 8

Vestibulocholear - hearing and balance

Question 9

Cranial nerve IX

Answer 9

Glossopharyngeal - taste and swallow
-sensory/motor

Question 10

Cranial Nerve X

Answer 10

Vagus - regulates HR, breathing, digestion, and controls vocal cords
-sensory/motor

Question 11

Cranial Nerve XI

Answer 11

Accessory - head/shoulder movements and turn head
-motor

Question 12

Cranial Nerve XII

Answer 12

Hypoglossal - tongue movement; speak, chew, swallow
-motor

Question 13

Testing: Nerve (II)

Answer 13

Optic; Snellen chart

Question 14

Testing: (III), (IV), and (VI) Nerves

Answer 14

Oculomotor, Trochlear, and Abducens; 6 cardinal fields of gaze

Question 15

Testing: (V) Nerve

Answer 15

Trigeminal; touch the face with a cotton ball

Question 16

Testing: (VII) Nerve

Answer 16

Facial; looking for asymmetry -smile/frown, raise eyebrows

Question 17

Testing; (VIII) Nerve

Answer 17

Vestibulocochlear; Romberg test - balance
Rinne/Weber test - hearing

Question 18

Testing: (IX), (X), and (XII) Nerves

Answer 18

Glossopharyngeal, Vagus, Hypoglossal; swallow, speech, gag reflex

Question 19

Testing: (XI) Nerve

Answer 19

Accessory; Push shoulders up and head side to side against resistance