12 cranial nerves Flashcards Preview

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Flashcards in 12 cranial nerves Deck (17):
1

CN I

Olfactory.
-sensory, smell
-cribriform

2

CN II

optic
-sensory, impulses from the eye

3

bitemporal heminopia

blindness in the temporal field of vision in both eyes.
-CN II

4

increase intracranial pressure can lead to what?

-papilledema reserves from an examination

5

CN III

Oculomotor
-motor, extrinsic and intrinsic eye movements

6

a main job from CN III

CONSTRICT THE PUPIL and change the lens focusing

7

pessure to CN III can cause what

SAME SIDE PALSY

8

CN IV

Trochlear
-motor, extrinsic eye movements Down and Later movement.

9

CN V

Trigeminal
-motor and sensory(dentist one)
-s: touch, temp, pain, sneezing
m: chewing- masseter, temporalis, pterygoids
-mandibular nerve branch- mandibular, maxilla

10

CN VI

Abducens
-motor, moves eye laterally

11

CN VII

Fascial
-sensory and motor
-m: fascial expressions, salivary glands, taste

12

VIII

Vestibulocochlear
-sensory, inner ear- equilibrium, and balance

13

IX

Glossopharyngeal
-sensory and motor
-posterior parts of the tongue and throat: swallowing, saliva

14

X

Vagus
-sensory and motor
-longest cranial nerve (leaves the head and neck)
-m: throat and larynx
-s: input from throat, larynx , heart, lungs, esophagus, organs

15

what does larynx mean

voice box

16

XI

Accessory
-motor, medulla oblongata and spinal cord
-spinal:elevates the traps and sternocleidomastoids.
-cranial- reflexes of swallowing

17

XII

Hypoglossal
-motor, moves the tongue