Cranial Nerves Flashcards Preview

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Flashcards in Cranial Nerves Deck (13):
1

CN I

Olfactory:
Smell
Tested with various pungent odors (coffee, etc.)

2

CN II

Optic:
Visual Acuity: Confrontation method to assess visual fields

3

CN III

Oculomotor:
Eye movements: Follow the penlight through the six cardinal fields of gaze

4

CN IV

Trochlear:
Eye movements (superior oblique): Same as oculomotor

5

CN V

Trigeminal:
Superfical and deep structures of head and face, mastication: Corneal reflex, show teeth.

6

CN VI

Abducens:
Specific eye movements: Testing same as oculomotor

7

CN VII

Facial:
Taste of anterior 2/3 of tongue, sensation in ear canal, facial movements: Use salt and sugar for taste, evaluate corneal reflex, raise eyebrows, keeps eyes closed against resistance, puff cheeks.

8

CN VIII

Acoustic:
Hearing: Ticking watch and whisper tests: Tuning fork with Rinne positive as normal when air conduction persists twice as long as bone conduction.

9

CN IX

Glossopharyngeal:
Swallow, taste the posterior 1/3 of the tongue, pain touch and temp of mucosa and pharnyx: Check for deviation of uvula to unaffected side.

10

CN X

Vagus:
Elevation of the uvula, swallow: Have patient say "ahh" and check uvula elevation. Check gag reflex and ability to swallow water.

11

CN XI

Spinal accessory:
Innervates the trapezius and sternocleidomastoid: Shrug shoulders and turn head against resistance.

12

CN XII

Hypoglossal:
Motor for the tongue: Push tongue against the inside of the cheek, stick out tongue and check for fasciculation and deviation.

13

On Old Olympus Towering Top A Finn And German Viewed Some Hops

Olfactory
Optic
Oculomotor
Trochlear
Trigeminal
Abducens
Facial
Acoustic
Glossopharyngeal
Vagus
Spinal accessory
Hypoglossal