cranial nerves

Question 1

which cranial nerve is the only cranial nerve that extends beyond the head and neck; its motor functions control voice and swallowing, and parasympathetic control of the heart, lungs, and visceral organs; has some sensoryfunction involved in taste

Answer 1

CN X - Vagus

Question 2

CN VI

Answer 2

Abducens

Question 3

CN IV

Answer 3

Trochlear

Question 4

CN IX

Answer 4

Glossopharyngeal

Question 5

CN X

Answer 5

Vagus

Question 6

CN II

Answer 6

Optic

Question 7

which cranial nerve controls the SCM and trapezius muscles for head and neck movement

Answer 7

CN XI - Accessory

Question 8

CN I

Answer 8

Olfactory

Question 9

which cranial nerve is responsible for the afferent impulses for the sense of smell

Answer 9

CN I - Olfactory

Question 10

CN XI

Answer 10

Accessory

Question 11

CN V

Answer 11

Trigeminal

Question 12

CN XII

Answer 12

Hypoglossal

Question 13

which cranial nerve rotates and depresses the eyeball

Answer 13

CN IV - Trochlear

Question 14

CN VIII

Answer 14

Vestibulocochlear

Question 15

which cranial nerve abducts the eye (ie: rotate eye away form the midline of the body)

Answer 15

CN VI - Abducens

Question 16

which cranial nerve is responsible for afferent impulses for vision

Answer 16

CN II - Optic

Question 17

CN VII

Answer 17

Facial

Question 18

which cranial nerve has motor functions for part of the tongue and pharynx; sensory functions for taste from the posterior or back one third of the tongue

Answer 18

CN IX - Glossopharyngeal

Question 19

which cranial nerve controls motor innervation of the tongue muscles for swallowing and speech

Answer 19

CN XII - Hypoglossal

Question 20

which cranial nerve is responsible for motor functions for muscles controlling facial expression and lacrimal and salivary glands; sensory function for taste (taste buts of anterior two-thirds of the tongue)

Answer 20

CN VII - facial

Question 21

which cranial nerve performs most eye movements such as raising the eyelid, directing the eyeball, constricting the iris, and controlling lens shape

Answer 21

CN III - Oculomotor

Question 22

which cranial nerve consists of sensory impulses form various areas of the face and contrls muscles for mastication

Answer 22

CN V - Trigeminal

Question 23

CN III

Answer 23

Oculomotor

Question 24

which cranial nerve’s function is:
senses sound; also senses rotation and gravity (essential for balance and movement)

Answer 24

CN VIII - Vestibulocochlear