Cranial Nerves

Question 1

Olfactory

Answer 1

I: Sensory for smell

Question 2

Optic

Answer 2

II: Sensory, vision

Question 3

Oculomotor

Answer 3

III: Motor, Eyelid, autonomic pupil constriction, motor eye muscles

Question 4

Trochlear

Answer 4

IV: Motor, inferio-lateral rotation

Question 5

Trigeminal

Answer 5

V: Both, sensory to the face

Question 6

Abducens

Answer 6

VI: Motor, lateral eye movement, lateral rectus

Question 7

Facial Nerves

Answer 7

VII: Both, many functions

Question 8

Vestibulocochlear

Answer 8

VIII: Sensory, hearing, balance

Question 9

Glossopharyngeal

Answer 9

IX: Both, tongue for swallowing, salivary glands, taste and sensory impulses

Question 10

Vagus

Answer 10

X: Both, regulate heart/lungs/abdominal viscera. Senses thoracic and abdominal viscera, chemoreceptors, taste buds.

Question 11

Accessory

Answer 11

XI: Motor, Trapezius and sternocleidomastoid

Question 12

Hypoglossal

Answer 12

XII: Motor, innervate muscles of tongue that contribute to swallowing and speech