Cranial Nerves

Question 1

Cranial nerves involved in hearing and bulbar functions

Answer 1

trigeminal nerve V
facial nerve VII
vestibulocochlear nerve VIII
Glossopharyngeal nerve IX
Vagus nerve X
accessory nerve XI
hypoglossal XII

Question 2

trigeminal nerve

Answer 2

V
jaw movement
mastication
difficulty chewing

Question 3

Facial nerve

Answer 3

VII
facial muscles
sensation
taste
salivary glands
facial paralysis, loss of taste

Question 4

Vestibulocochlear nerve

Answer 4

VIII
hearing and balance
hearing loss, balance problems

Question 5

glossopharyngeal nerve

Answer 5

IX
pharyngeal movement
salvation
taste sensation
loss of taste, no gag reflex

Question 6

vagus nerve

Answer 6

X
vocal cords
voicing
swallowing
silent aspiration

Question 7

accessory nerve

Answer 7

XI
neck and shoulder muscles
droopy shoulder

Question 8

hypoglossal nerve

Answer 8

XII
tongue muscles
loss of tongue movement, tongue fasciculations

Question 9

cranial nerve testing CN V

Answer 9

test facial sensation, jaw clench strength, corneal reflex

Question 10

testing for CN VII

Answer 10

test facial movements such as smile frown puff cheeks

Question 11

testing for CN IX

Answer 11

gag reflex and swallowing

Question 12

testing for CN X

Answer 12

say “ahhh” watching uvula rise
test gag reflex and voice quality

Question 13

testing for CN XI

Answer 13

test shoulder shrug and head turn against resistance

Question 14

testing for CN XII

Answer 14

stick out tongue looking for deviations or atrophy