Cranial Nerves Flashcards Preview

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Flashcards in Cranial Nerves Deck (24)
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1

CN I

Olfactory

2

CN II

Optic

3

CN III

Oculomotor

4

CN IV

Tochlear

5

CN V

Trigeminal

6

CN VI

Abducent

7

CN VII

Facial

8

CN VIII

Vestibulocochlear

9

CN IX

Glossopharyngeal

10

CN X

Vagus

11

CN XI

Spinal accessory

12

CN XII

`Hypoglossal

13

CN I function

Smell (one of the few nerves that can regenerate)

14

CN II function

Vision

15

CN III function

Controls most of eye movements, constriction of pupil, maintaining open eyelid

16

CN IV

Controls superior oblique muscle of the eye, which controls rotational movement

17

CN V

Responsible for sensation and motor function in mace and mouth

18

CN VI

Innervates the lateral rectus muscle of the eye

19

CN VII

Controls muscles of the facial expression and functions in conveyance of taste sensations from the anterior two-thirds of the tongue and oral cavity

20

CN VIII

Responsible for transmitting sound and equilibrium information from the inner ear to the brain

21

CN IX

Receives sensory information from the tonsils, pharynx, the middle ear and the rest of the tongue

22

CN X

Responsible for heart rate, GI peristalsis, sweating and muscle movements in mouth, including speech and keeping larynx open for breathing

23

CN XI

Controls muscles of the shoulder and neck

24

CN XII

Controls the tongue movements of speech, food manipulation and swallowing