Crainal Nerves

Question 0

CN 1

Answer 0

Olfactory nerve

Question 1

Sensory motor mnemonic

Answer 1

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Question 2

Olfactory nerve 1

Answer 2

Sense of smell

Question 3

CN 2

Answer 3

Optic nerve

Question 4

Optic nerve

Answer 4

Sense of vision

Question 5

CN 3

Answer 5

Oculomotor nerve

Question 6

Oculomotor nerve

Answer 6

Innervates the muscle that cause motion of eyeballs and eye lids. Parasympathetic cause pupil constriction (sphincter muscle) and lens accommodation (ciliary muscle)

Question 7

CN 4

Answer 7

Trochlear nerve

Question 8

Trochlear nerve

Answer 8

Innervates superior oblique muscle of eye (downward gaze)

Question 9

CN 5

Answer 9

Trigeminal nerve

Question 10

Trigeminal nerve

Answer 10

Sensation to ophthalmic (scalp, forehead) maxillary (face) mandible (lower jaw). Innervates muscles of mastication, throat, and inner ear

Question 11

CN 6

Answer 11

Abducent nerve

Question 12

Abducent nerve

Answer 12

Innervates lateral rectus muscle of eye (lateral movement)

Question 13

CN 7

Answer 13

Facial nerve

Question 14

Facial nerve

Answer 14

Muscles of facial expression. Sense of taste to anterior 2/3 portions of tongue. Cutaneous sensation to external ear, tongue, palate. Parasympathetic glands of salivary, lacrimal, nasal, palate.

Question 15

CN 8

Answer 15

Vestibulocochlear nerve

Question 16

Vestibulocochlear nerve

Answer 16

Sense of hearing and balance

Question 17

CN 9

Answer 17

Glossopharyngeal nerve

Question 18

Glossopharnygeal nerve

Answer 18

Motor fibers to pharyngeal muscles. Taste sensation to posterior tongue. Parasympathetic salivary glands

Question 19

CN 10

Answer 19

Vagus nerve

Question 20

CN 11

Answer 20

Accessory nerve

Question 21

CN 12

Answer 21

Hypoglossal nerve