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Nervous System Quiz 195 (20 MCQs)

Quiz Instructions

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1. A synapse occurs between
2. The brain weighs approximately మెదడు బరువు దాదాపుగా
3. Which of the following can conduct impulses away from the neuron cell body or toward it?
4. Gaps in the myelin sheath surrounding axons are calleD:
5. The brain and spinal cord are protected and cushioned by three connective tissue membranes that are collectively called .....
6. What are the nerves that send messages to the CNS, they take messages about the position of the body from the muscles and they take messages about organs like the heart and stomach
7. Messages move from the brain through nerves and out to the body
8. Playing sports is controlled by .....
9. Part of the brainstem involved in sleep regulation, facial movements, and sensory roles
10. Which type of neuron is responsible for gathering information about the environment?
11. When sodium channels open (-55mV)
12. Swallow
13. They dilate pupils allowing for close sight to anticipate and attack from a predator/foe.
14. You are left out in the cold. What part of the brain makes you shiver?
15. The portion of the nervous system that conducts impulses from the skin, joints, skeletal muscles, and special senses is the ..... division.
16. The CNS is composed of:
17. Part of neuron that holds all the organelles.
18. ..... receives messages from other neurons and sends them to the cell body.
19. You accidentally grab a hot pan and pull away without thinking about it This is an example of a
20. ..... is the largest sense organ.
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