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Flashcards in CN Nuclei/ Reflexes Deck (14):
1

**Which 2 cranial nerves have their nuclei in the midbrain?

1. Occulomotor (III) and Trochlear (IV)

2

**Which CNs have their nuclei in the pons?

5-8

Trigem, Abducens, Facial, Vestibulocochlear

3

**Which CN have their nuclei in medulla?

9, 10, 12

Glosopharyngeal, vagus, hypoglossal

4

Corneal reflex

afferent -> V1 (opthalmic)
efferent--> VII

5

Jaw jerk

afferent--> V3 (sensory)
efferent--> V3 (motor)

6

Pupillary

afferent--> CN II
efferent--> CN III

7

Gag

afferent--> CN IX
efferent--> CN X

8

What cranial nerves relay to Nucleus solitarius? what info?

VII, IX, X--> sensory info (taste, baroreceptor, gut distention)

9

What CNs relay info to Nucleus Ambiguus? What info

IX, X--> motor info to pharynx, larynx, upper esophagus (swallowing, palate elevation)

10

Dorsal motor nucleus function? CN associated?

Sends parasympathetics to heart, lungs an upper G.I. tract--> CN X

11

biceps reflex

C5

12

triceps reflex

C7

13

patellar reflex

L4

14

achilles tendon reflex

S1

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