Cranial Nerves

Question 1

Mnemonic for cranial nerves

Answer 1

On Old Olympus Towering Top A Famous Vocal German Viewed Some Hops

Question 2

Function of cranial nerve I Olfactory

Answer 2

Smell

Question 3

Function of cranial nerve II Optic

Answer 3

Vision

Question 4

Function of cranial nerve III Oculomotor

Answer 4

Eye movement

Question 5

Function of cranial nerve IV Trochlear

Answer 5

Eye movement (downward and medial)

Question 6

Function of cranial nerve V Trigeminal

Answer 6

Touch & pain sensations for head and face and muscles for chewing

Question 7

Function of cranial nerve VI Abducens

Answer 7

Eye movement (lateral)

Question 8

Function of cranial nerve VII Facial

Answer 8

Taste for anterior 2/3 of tongue, touch & pain for ear, expression of facial muscles, eyelid closure, lacrimal and salivary glands

Question 9

Function of cranial nerve VIII Vestibulocochlear

Answer 9

Hearing and balance

Question 10

Function of cranial nerve IX Glossopharyngeal

Answer 10

Taste for posterior 1/3 of tongue, touch & pain for tongue, tonsils, and pharynx, muscles for swallowing

Question 11

Function of cranial nerve X Vagus

Answer 11

Sensory, motor, and autonomic functions of viscera (glands, digestion, heart rate)

Question 12

Function of cranial nerve XI Spinal Accessory

Answer 12

Controls muscles with head movement

Question 13

Function of cranial nerve XII Hypoglossal

Answer 13

Tongue muscles