Practical 1- Cranial Nerves Flashcards Preview

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Flashcards in Practical 1- Cranial Nerves Deck (22):
1

What cranial nerves are located in the midbrain

CN 3,4

2

What cranial nerve is located in the pons

5,6,7,8

3

What nerves are at the cerebellopontine angle

5,7,8

4

What nerves were in the medulla

CN 9-12

5

Cribifrom plate houses

Olfactory nerves

6

Superior orbital fissure contains

3,4,6

7

Foramen rotundum contains

Maxillary V

8

Foramen ovale contains

Mandibular V

9

Internal auditory meatus houses

7,8

10

Jugular foramen contains

9,10,11

11

Hypoglossal foramen contains

12

12

Tests for CN 1

1. Observation of nose

2. Test each side with scent

3. Internal exam of nose

13

Abnormal for CN 1

Anosmia- complete loss of smell

Hyposmia- decrease smell

Hyperosmia- increase smell

Parosmia- perversion of smell

Cacosmia- abnormal disagreeable smell, Psychological disorders or brain lesions

14

What is the MC cause of CN 1 dysfunction

Common cold

15

Cranial Nerve 2 exams

1. Visual acuity- Snellens chart

2.Peripheral vision- Confrontation

3. Pupillary light reflex

4. Ophthalmoscopic exam

16

CN 3 exams

1. Corneal light reflex (3,4,6)

2. Pupillary light reflex (2,3)

3. 6 cardinal fields of gaze (3,4,6)

4. Accommodation

17

CN 5 exams

1. Corneal blink reflex

2. LIght touch

3. Sharp touch

4. Inspect muscle of mastication

5. Jaw jerk reflex

6. Sensation on anterior 2/3 of tongue

18

CN 7 exams

1. Smile/ frown, look up/down

2. Taste on anterior 2/3 of tongue

19

CN 8 exams

1. Internal ear exam

2. Weber/ Rinne

3. Finger rustle

4. Swivel chair

20

CN 9,10 exams

1. Have patient say AHHHH

2. Gag reflex

3. Phonation of "Kuhn la mi"

21

CN 11 exam

1. Shoulder shrug

2. SCM and Trapezius (lateral flexion, rotation, forward flexion)

22

CN 12 exams

1. Stick out tongue

2. Tongue in check test