Cranial Nerve Exam

Question 1

CNI

Answer 1

OLFACTORY

1. Ask about sense of smell

Question 2

CNII

Answer 2

OPTIC

1. Ask about change in vision
2. Visual Acuity
3. Visual Fields
4. Blind Spot
5. Colour Vision
6. Convergence
7. Light Reflex
8. Fundoscopy

Question 3

CN III, IV and VI

Answer 3

OCULOMOTOR, ABDUCENS, TROCHLEAR

1. Ask about Any double vision
2. H shaped formation
3. Saccades (Quickly from nose to red pin)

Question 4

CN V

Answer 4

TRIGEMINAL

1. Pain, temperature and Sensation
2. Palpate Temples and Jaw
3. Corneal Reflex
4. Jaw Jerk

Question 5

CN VII

Answer 5

FACIAL

1. Ask about change in sense of taste
2. Raise eyebrows (frontalis)
3. Open eyes, blink and close (orbicularis oculi)
4. Smile, show teeth, and whistle (orbicularis occuli)
5. Puff out cheeks (buccinators)

Question 6

CN VIII

Answer 6

VESTIBULOCOCHLEAR

1. Hearing Test
2. Rinnes
3. Webers
4. Vestibular tests: gait, heel to toe walking, rombergs, vestibulooccular

Question 7

CN IX and X

Answer 7

GLOSSOPHARYNGEAL AND VAGUS

1. Ask patient to cough, swallow and say ah while looking inside
2. Gag reflex

Question 8

CN XI

Answer 8

ACCESSORY

1. Turn Head each way against resistance (sternocleidomastoid)
2. Shrug shoulders against resistance (Trapezius)

Question 9

CN XII

Answer 9

HYPOGLOSSAL

1. Inspect the tongue
2. push tongue against cheeks
3. tongue out and rapidly side to side
4. stick tongue out and inspect