Cranial Nerves

Question 1

Transmits smell impulses

Answer 1

I - olfactory

Question 2

Transmits visual impulses

Answer 2

II - optic

Question 3

Controls eyelid and eyeball movement

Answer 3

III - oculomotor

Question 4

Controls superior oblique muscle which turns eye downward & laterally

Answer 4

IV - trochlear

Question 5

Transmits impulses for touch, pressure, position and pain for face & mouth

Answer 5

V - trigeminal, controls chewing

Question 6

controls muscles which turn eyes laterally

Answer 6

VI - abducens (6)

Question 7

Transmits impulses for hearing and balance

Answer 7

VIII - vestibulocochlear (8)

Question 8

tranmits taste impulses from the front of the tongue

Answer 8

VII - facial (7)

Question 9

Transmits taste impulses from back of the tongue

Answer 9

IX - glossopharyngeal - controls some muscles used in swallowing (9)

Question 10

Transmits impulses from the throat, thoracic & abdominal organs

Answer 10

X - Vagus - main nerve of the parasympathetic nervous system and longest cranial nerve. controls mus. involved in coughing, swallowing, speech, dig. sys & slowing HR

Question 11

Transmits impulses from the throat

Answer 11

XI - (spinal) accessory (11)- controls mus used in head & shoulders. movements, swallowing

Question 12

Transmits impulses regarding tongue position

Answer 12

XIII - hypoglossal (12) - controls tongue movements