Vocab For Chap.3 Flashcards
1
Q
Central nervous system
A
Brain and spinal cord
2
Q
What is Peripheral nervous system made up of?
A
Nerve cells that send messages to parts of the body.
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
4
Q
What do cell body produce?
A
Energy the fuels activity of the cell
5
Q
What does the part on the Neuron called axon do?
A
Carries messages away
6
Q
What part of the neuron called the dendrites do?
A
Carries information to the the cell body
7
Q
What are axons covered with?
A
Myelin
8
Q
What is myelin?
A
White fatty substance it covers axons.
Also speed up transmission of the message
9
Q
Axon terminals
A
Smaller fibers that branch out at the bottom of axons
10
Q
Synapse
A
Space
