Cranial Nerves

Question 1

Cranial I

Answer 1

Olfactory
Sense
Nose
Test: smell test

Question 2

Cranial II

Answer 2

Optic
Sense
Vision
Test: vision eye chart.

Question 3

Cranial III

Answer 3

Oculomotor
Motor
Most of eye control
Test: pupils contract, EOM.

Question 4

Cranial IV

Answer 4

Trochlear
Motor
Superior eye muscles
Test: EOM.

Question 5

Cranial V

Answer 5

Trigeminal
Both
Opthalmic around eye, Maxillary cheek, Mandibular jaw
Test: palpate masseter, temporal open jaw. Pain, light touch 6 places.

Question 6

Cranial VI

Answer 6

Abducens
Motor
Lateral eye movement
Test: EOM.

Question 7

Cranial VII

Answer 7

Facial
Both
Face top of head to neck
Test raise eyebrows, frown, close eyes tight, show teeth, smile, puff out cheeks. And taste test.

Question 8

Cranial VIII

Answer 8

Vestibulocochlear
Sense
Equilibrium, hearing
Test: whispered voice

Question 9

Cranial IX

Answer 9

Glossopharyngeal
Sense
Taste buds
Test: say ah, swallow, taste test

Question 10

Cranial X

Answer 10

Vagus
Both
Organs thorax, abdomen
Test: say ah, swallow

Question 11

Cranial XI

Answer 11

Accessory
Motor
Head and Neck movement
Test: neck ROM, shrug shoulders

Question 12

Cranial XII

Answer 12

Hypoglossal
Motor
Speech, swallowing
Test: move tongue