Cranial Nerves

Question 1

Olfactory

Answer 1

• CN I

- Smell

Question 2

Optic

Answer 2

• CN II

- vision

Question 3

Oculomotor

Answer 3

• CN III

- eyelid and eyeball movement

Question 4

Trochlear

Answer 4

• CN IV

- inner eyes superior oblique, turns eye downward and laterally

Question 5

Trigeminal

Answer 5

• CN V

- chewing, face, mouth touch and pain

Question 6

Abducens

Answer 6

• CN VI

- turns Eye laterally

Question 7

Facial

Answer 7

• CN VII

- Controls most facial expressions, secretion of tears and saliva, taste

Question 8

Acoustic

Answer 8

• CN VIII

- hearing, equilibrium, and sensation

Question 9

Glossopharyngeal

Answer 9

• CN IX

- taste, senses carotid blood pressure

Question 10

Vagus

Answer 10

• CN X

- senses aortic blood pressure, slows heart rate, stimulates digestive organs, taste

Question 11

Spinal accessory

Answer 11

• CN XI

- Controls trapezius and sternocleidomastoid, Control swallowing movements

Question 12

Hypoglossal

Answer 12

• CN XII

- Controls tongue movements