Intro to Cranial Nerves Flashcards Preview

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Flashcards in Intro to Cranial Nerves Deck (11)
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1
Q

Difference between spinal and cranial nerves:

How many of each?

A

Spinal nerves emerge from spinal chord (31 pairs)

Cranial nerves emerge from forebrain or brainstem (12 pairs)

2
Q

Attachment site for CN I and II?

A

Forebrain

3
Q

Attachment site for CN III and IV?

A

Midbrain

4
Q

Attachment for CN V-VIII?

A

Pons/Pontomedullary Jnc.

5
Q

Good reason to know location of CN attachment to brainstem?

A

General idea where nucleus is located.

6
Q

Alar plate becomes ________ nuclei.

A

Sensory

7
Q

Basal plate becomes ________ nuclei.

A

Motor

8
Q

Location of “visceral zone”:

A

adjacent to sulcus limitans.

9
Q

“packing material” surrounding CN nulcei which is crucial to our survival (arousal, respiration, swallowing, HR):

A

reticular formation

10
Q

“autopilot” type of coordinated response in which neurons are hardwired together in such a way that pools of neurons are activated in the right order and timing to make something happen (ie. chewing, swallowing, breathing)

A

Pattern generators

11
Q

Draw some cross sectional pics!

A

Slides 20-35