cranial nerves

Question 1

What is I?

Answer 1

1
-olfactory

Question 2

What is II

Answer 2

2
-optic

Question 3

What is III

Answer 3

3
-oculomotor

Question 4

What is IV

Answer 4

4
-trochlear

Question 5

What is V

Answer 5

5
- trigeminal

Question 6

what is VI

Answer 6

6
-abducens

Question 7

What is VII

Answer 7

7
-facial

Question 8

What is VIII

Answer 8

8
-vestibulocochlear

Question 9

What is IX

Answer 9

9
-glossopharyngeal

Question 10

What is X

Answer 10

10
-vagus

Question 11

What is XI

Answer 11

11
-accessory

Question 12

What is XII

Answer 12

12
-hypoglossal

Question 13

olfactory (sensory function)

Answer 13

olfaction (smell)

Question 14

olfactory (somatic motor function)

Answer 14

none

Question 15

optic (sensory function)

Answer 15

vision

Question 16

optic (somatic motor function)

Answer 16

none

Question 17

oculomotor (sensory function)

Answer 17

none

Question 18

oculomotor (somatic motor function)

Answer 18

-four extrinsic eye muscles (medial rectus, superior rectus, inferior rectus, inferior oblique), elevates eyelid

Question 19

trochlear (sensory function)

Answer 19

-none

Question 20

trochlear (somatic motor function)

Answer 20

superior oblique extrinsic eye muscle

Question 21

trigeminal (sensory function)

Answer 21

general sensory from anterior scalp, nasal cavity, nasopharynx, entire face, most of oral cavity, teeth, anterior two-thirds of tongue, meninges, part of auricle of ear
-pulling away

Question 22

trigeminal (somatic motor function)

Answer 22

-muscle of mastication, mylohyoid, digastric (anterior belly), tensor tympani, tensor veli palatini

Question 23

abducens (sensory function)

Answer 23

-none

Question 24

abducens (somatic motor function)

Answer 24

-lateral rectus extrinsic eye muscle

Question 25

facial (sensory function)

Answer 25

-taste from anterior two thirds of tongue

Question 26

facial (somatic motor function)

Answer 26

-muscles of facial expression, digastric (posterior belly), stylohyoid, stapedius

Question 27

vestibulocochlear (sensory function)

Answer 27

-hearing (cochlear branch), equilibrium (vestibular branch) -hearing and balance

Question 28

vestibulocochlear (somatic motor function)

Answer 28

-none

Question 29

glossopharyngeal (sensory function)

Answer 29

-general sensory and taste from posterior one-third of tongue, general sensory from part of pharynx, visceral sensory from carotid bodies -tongue and throat

Question 30

glossopharyngeal (somatic motor function)

Answer 30

-one pharyngeal muscle (stylopharyngeus)

Question 31

vagus (sensory function)

Answer 31

visceral sensory information from the heart, lungs, most abdominal organs -general sensory information from external acoustic meatus, tympanic membrane, part of pharynx, laryngopharynx, and larynx -thorax-abdomen area (most responsible for autonomic)

Question 32

vagus (somatic motor function)

Answer 32

-most pharyngeal muscle, all laryngeal muscles

Question 33

accessory (sensory function)

Answer 33

none (below tongue)

Question 34

accessory (somatic motor function)

Answer 34

trapezius muscle, sternocleidomastoid muscle

Question 35

hypoglossal (sensory function)

Answer 35

-none

Question 36

hypoglossal (somatic motor function)

Answer 36

-intrinsic and extrinsic tongue muscle