Vocab For Chap.3 Flashcards

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1
Q

Central nervous system

A

Brain and spinal cord

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2
Q

What is Peripheral nervous system made up of?

A

Nerve cells that send messages to parts of the body.

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3
Q

Neutrons

A

Nerve cells and they run though out whole body and communicate

How u know it a stone falls on your foot
Fun fact: lots over 100 billion of neutrons in your brain

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4
Q

What do cell body produce?

A

Energy the fuels activity of the cell

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5
Q

What does the part on the Neuron called axon do?

A

Carries messages away

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6
Q

What part of the neuron called the dendrites do?

A

Carries information to the the cell body

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7
Q

What are axons covered with?

A

Myelin

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8
Q

What is myelin?

A

White fatty substance it covers axons.

Also speed up transmission of the message

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9
Q

Axon terminals

A

Smaller fibers that branch out at the bottom of axons

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10
Q

Synapse

A

Space

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