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Nervous System Quiz 198 (20 MCQs)

Quiz Instructions

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1. Each neuron has only one axon and many dendrites.
2. Two main functions:* Receive sensory information from the body (vis PNS) & send messages to the brain for processing. * Receive motor information from the brain and send it to relevant parts of the body (via PNS) to control muscles, glands and internal organs.
3. The most common type of neuron is .....
4. Identify the neuroglia described:Form scar tissue and regulate ion concentrations
5. The nature of an nervous impulse is
6. Chemoreceptors detect chemicals and scents in the food that we eat. what branch of the PNS would they be a part of?
7. What is another word for autonomic?
8. Zvsgadxgshdms
9. Light must be refracted precisely so it is focused on the retina.
10. Of the 3 types of muscles, which muscles attach to bone.
11. All nerves outside the brain and spinal cord are part of the ..... nervous system.
12. Describes the fact that a neuron fires at the same intensity despite the intensity of the stimulus.
13. Earthworms have setae, which are like bristles that help them .....
14. Type of neuron that carries impulses from receptors to the CNS
15. Your brain is made mainly of what type of cell?
16. Of the following, which is NOT part of an eye?
17. A nerve cell is called
18. A shiver is the collective term for which type of animal?
19. What is the nastic movement?
20. Which term describes the collection of lipids and proteins that may form a protective coating around an axon?
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