Cranial Nerve Quiz

Question 1

Name cranial nerve and its function: I

Answer 1

olfactory–> smells

Question 2

Name cranial nerve and its function: II

Answer 2

Optic–> sees

Question 3

Name cranial nerve and its function: III

Answer 3

Oculomotor–> moves eyes; adduction of eye (medial rectus); pupil size

Question 4

Name cranial nerve and its function: IV

Answer 4

trochlear–> moves eyes

Question 5

Name cranial nerve and its function: V

Answer 5

trigeminal–> chews (muscles of mastication), sensory from face

Question 6

Name cranial nerve and its function: VI

Answer 6

abducens–> moves eyes; abduction of eye (lateral rectus)

Question 7

Name cranial nerve and its function: VII

Answer 7

Facial–> facial muscles, taste (anterior 2/3 of tongue)

Question 8

Name cranial nerve and its function: VIII

Answer 8

acoustic–> balance (vestibular); audition (cochlear)

Question 9

Name cranial nerve and its function: IX

Answer 9

glossopharyngeal–> taste (posterior 1/3 of tongue); carotid body and carotid sinus afferents

Question 10

Name cranial nerve and its function: X

Answer 10

vagus–> many actions including decreased HR; motor control of larynx and pharynx (NB: the vagus has involvement with the airway)

Question 11

Name cranial nerve and its function: XI

Answer 11

accessory–> shoulder and head movements

Question 12

Name cranial nerve and its function: XII

Answer 12

hypoglossal–> moves tongue