Cranial Nerves

Question 1

Cranial nerve 1: olfactory nerve

Answer 1

Sense of smell

Question 2

Cranial nerve 2: optic nerve

Answer 2

Eyesight

Question 3

Cranial nerve 3; oculomotor nerve

Answer 3

Controls pupil response and eye motions

Question 4

Cranial nerve 4: trochlear nerve

Answer 4

Controls muscles in eye

Emerges from back of the midbrain

Question 5

Cranial nerve 5: trigeminal nerve

Answer 5

• most complex
• both sensory and motor function
• sensation from the scalp, teeth, jaw, sinuses, parts of the mouth and face to the brain & chewing

Question 6

Cranial nerve 6: abducens nerves

Answer 6

Innervates some of the muscles in the eye

Question 7

Cranial nerve 7; facial nerve

Answer 7

Supports face movement , taste, glandular etc…

Question 8

Cranial nerve 8: vestibulocochlear nerve

Answer 8

Balance & hearing

Question 9

Cranial nerve 9: glossopharyngeal nerve

Answer 9

Allows taste, ear , & throat movement

Question 10

Cranial nerve 10: vagus nerve

Answer 10

Allows Sensation around the ear & the digestive system & controls motor activity in the heart , throat , and digestive system

Question 11

Cranial nerve 11: accessory nerve

Answer 11

Innervates specific muscles in the head neck and shoulders

Question 12

Cranial nerve 12: hypoglossal nerve

Answer 12

Supplies motor activity to the tongue