Cranial Nerve Tests Flashcards Preview

Ortho Neuro Eval 1 > Cranial Nerve Tests > Flashcards

Flashcards in Cranial Nerve Tests Deck (21):
1

CN I is the _____ nerve

Olfactory

2

CN II is the _____ nerve

Optic

3

CN III is the ______ nerve, responsible for _________

Oculomotor
pupillary constriction, eye movement

4

CN IV is the ______ nerve, responsible for ________

Trochlear
Downward and inward movement of the eye

5

CN V is the ______ nerve

Trigeminal

6

The motor function of CN V is ________

control of masseter and temporalis muscle

7

The sensory function of CN V is ________

V1 - opthalmic branch
V2 - maxillary branch
V3 - mandibular branch

8

CN VI is the ______ nerve, responsible for ________

Abducens
lateral deviation of eye

9

CN VII is the _____ nerve, responsible for _________

Facial
motor: muscles of facial expression
sensory: taste of anterior 2/3 of tongue

10

CN VIII is the ____ nerve, responsible for ________

Vestibulocochlear
balance and hearing

11

CN IX is the _____ nerve, responsible for ________

Glossopharyngeal
motor: pharynx - swallowing
sensory: taste of posterior 1/3 of tongue - bitter

12

CN X is the ____ nerve, responsible for _______

Vagus
motor: palate, pharynx, larynx
sensory: pharynx, larynx

13

CN XI is the _____ nerve, responsible for ______

Spinal Accessory
motor: SCM, trapezius

14

CN XII is the ______ nerve, responsible for _______

Hypoglossal
motor: tongue

15

The neurological test for CN II is testing ________

visual fields by confrontation

16

The neurological test for CN II and III is testing _______ using the following techniques _______

pupillary reaction to light
1) direct reaction
2) indirect reaction
3) near response

17

The neurological test for CN III, IV, VI is testing _______

6 cardinal directions of gaze

18

The neurological test for CN V is testing ________

motor: masseter, temporalis
sensory: trigeminal branches (sharp/dull), corneal reflex

19

A unilateral lesion of CN VII is known as ______

Bell's Palsy

20

Neurological test for CN VII is _____

1) raise both eyebrows
2) ask patient to frown
3) close both eyes tightly
4) show upper and lower teeth
5) smile
6) puff out both cheeks

21

Name the neurological tests for CN VIII. What does each test?

Weber Test - lateralization of hearing
Rinne Test - air conduction vs. bone conduction