Cranial Nerves and Testing

Question 1

CN I

Answer 1

Olfactory: (God gave us 1 nose)

Smell/ sniff test

Question 2

CN II

Answer 2

Optic: (God gave us 2 eyes to see)

Visual acuity

Question 3

CN III

Answer 3

Oculomotor: (3,4,6: Makes my eyes do tricks!)
Pupillary constriction, opening and closing of the eyes
Upward/ Downward/ Medial, Up and In movement- part of 6 cardinal gazes

Question 4

CN IV

Answer 4

Trochlear: (3,4,6: Makes my eyes do tricks!)

Down and Inward movement of eyes- part of 6 cardinal gazes

Question 5

CN V

Answer 5

Trigeminal: (5 Rhymes with Tri)
Facial Sensation (Maxillary/Mandibular: Touch Forehead and Cheek), 
Clench Teeth (Masseter and Temporal muscle strength)

Question 6

CN VI

Answer 6

Abducens: (3,4,6: Makes my eyes do tricks!)

Lateral eye movement - Look side to side - Part of 6 cardinal gazes

Question 7

CN VII

Answer 7

Facial: (7 can fit nicely across your face)

Smile, Frown, Puffing out cheeks, Taste on anterior 2/3 of tongue

Question 8

CN VIII

Answer 8

Acoustic: (8 can fit nicely in your ear)

Hearing and Equilibrium (Whisper, Weber, Rhine, Rhomberg)

Question 9

CN IX

Answer 9

Glossopharyngeal: (9 & 10 can fit nicely under my chin)

Gag reflex, Swallow, Speech, Posterior 2/3 tongue

Question 10

CN X

Answer 10

Vagus: (9 & 10 can fit nicely under my chin)
Gag reflex, Coughing
+Digestion, Defecation, slowed HR

Question 11

CN XI

Answer 11

Spinal Accessory: (put a 1 on each shoulder and shrug)
Shoulder Shrug(Trapezius)/ Side to Side Movement (Sternocleidomastoid)

Question 12

CN XII

Answer 12

Hypoglossal: (For tongue movement)

Tongue Movement/ Strength, “Light, Tight, Dynamite”