Intro Flashcards

1
Q

Sensory tract ending in thalamus involves how many neurons?

A

3 neurons

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2
Q

Sensory tract ending in cerebellum involves how many neurons?

A

2 neurons

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3
Q

How are tracts paired?

A

Bilaterally and symmetrically along the spinal cord.

Axons within each tract are grouped according to the body region innervated.

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4
Q

Communications between CNS & PNS are by?

A

By nerves, axons, and fibers

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