bio psych

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7 Terms

1

Dendrites

rootlike parts of the cell that look like they stretch out from the cell body

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2

soma (cell body)

contains the nucleus and other parts of the cell needed to sustain its life

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3

axon

wirelike structure ending in the terminal branches that extends from the cell body

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4

myelin sheath

a fatty covering around the axon of some neurons that speeds neural impulses

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5

terminal branches

the branched end of the axon that contains neurotransmitters

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6

neurotransmitters

chemicals contained in chemical branches that enable neurons to communicate. neurotransmitters fit Into receptor sites on the dendrites of neurons (like a key fits into a lock).

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7

synapse

the sapce between the terminal branches of one neuron and the dendrites to the next neuron.

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