Brainstem 1: Surface & Cranial Nerves Flashcards Preview

Neuroanatomy > Brainstem 1: Surface & Cranial Nerves > Flashcards

Flashcards in Brainstem 1: Surface & Cranial Nerves Deck (25):
1

CN II

Optic nerve

2

CN III

Oculomotor nerve

3

CN IV

Trochlear nerve

4

CN V

Trigeminal nerve

5

CN VI

Abducens nerve

6

CN VII

Facial nerve

7

CN VIII

Vestibulocochlear nerve

8

CN IX

Glossopharyngeal nerve

9

CN X

Vagus nerve

10

CN XI

Spinal accessory nerve

11

CN XII

Hypoglossal nerve

12

Brainstem consists of

Midbrain, pons, medulla

13

CN I function

Smell

14

CN II function

VIsion

15

CN III function

Eye muscles up in all directions, cross-eyed, and downward (inward only); pupil constriction

16

CN IV function

Eye muscles down and out (superior oblique)

17

CN V function

Sensations of touch, pain, temperature, joint position, and vibration of the face, mouth, anterior 2/3 of the tongue, meninges, and nasal sinus; mastication

18

CN VI function

Eye muscles corner outward (lateral rectus)

19

CN VII function

Muscles of facial expression, digastric muscle (under jaw), stepedius muscle (in middle ear), glands for eye, gland under tongue, and submandibular gland, all salivary glands; taste 2/3 of tongue

20

VIII function

Hearing and vestibular sensation

21

CN IX function

Stylopharyngeus muscle; parotid gland (on cheek), taste and sensation from posterior 1/3 of tongue

22

CN X function

Swallowing (pharyngeal) and voice box (laryngeal), taste from epiglottis and pharynx, parasympathetics to heart/lungs/digestive tract

23

CN XI function

Strenomastoid and upper trapezius muscles

24

CN I function

Olfactory nerve

25

CN XII

Intrinsic muscles of the tongue