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Neurons Quiz
Veterinary & Aquatic Services Department, Drs. Foster & Smith
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The human brain has more than 100 billion neurons (nerve cells) which make up a complex communication system. This quiz tests your knowledge about these highly specialized cells in the nervous system, which allow us to feel pain, emotions, touch, and give us the ability to have memory. Try matching the neuron components on the left with their description on the right, and then identify the statements below as true or false. You can read our article on neurons to help you.

MATCHING

1. Axon

A. transmit impulses toward cell body

2. Dendrite

B. cell body

3. Myelin Sheath

C. fatty covering on axons

4. Soma

D. cells communicate here

5. Synapse

E. transmit impulses away from cell body

TRUE OR FALSE

6.   All axons are myelinated.

7.   The myelin sheath slows down the communication signal.

8.   Neurotransmitters are released into the synaptic cleft.

9.   Nerve cells can be up to a meter long.

10. Nerve cells can be only a fraction of a centimeter long.

 

Answers

Neuron answers

 

Score
0-2
3-5
6-8
9-10
Nebulous Neurons!
Decent Dendrites!
Splendid Synapses!
Awesome Axons!

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