Cranial Nerves

Question 1

Cranial nerve I

Answer 1

Olfactory- smell

Question 2

Cranial nerve II

Answer 2

Optic nerve- vision

Question 3

Cranial nerve III

Answer 3

Oculomotor- eye movement, opening of eyelids, and pupil reflex

Question 4

Cranial nerve IV

Answer 4

Trochlear- downward and inward movement of eye

Question 5

Cranial nerve V

Answer 5

Trigeminal- chewing/mastication, sensation of face and scalp, cornea, mucous membranes of mouth and nose

Question 6

Cranial nerve VI

Answer 6

Abducens- lateral movement of eye

Question 7

Cranial nerve VII

Answer 7

Facial nerve- facial muscles, close eye, labial speech, close mouth. Taste!! Saliva and tear secretion

Question 8

Cranial nerve VIII

Answer 8

Acoustic (vestibulococchlear) - hearing and equilibrium

Question 9

Cranial nerve IX

Answer 9

Glossopharyngeal- throat sensation, taste on posterior ⅓ of tongue, swallowing, the production of speech sounds. Parotid gland and carotid reflex

Question 10

Cranial nerve X

Answer 10

Vagus nerve- (talking and swallowing (pharynx and larynx), movement, sensation, and abdominal organs, carotid reflex, carotid sinus, pharynx, viscera).

Question 11

Cranial nerve XI

Answer 11

Spinal (Accessory) nerve- movement of trapezius and sternomastoid muscles

Question 12

Cranial nerve XII

Answer 12

Hypoglossal nerve- movement of tongue