Nervous System Quiz 447 (20 MCQs)

Quiz Instructions

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1. Myelin sheaths are formed around what structure of the neuron?
2. What is the voltage of a typical neuron at rest?
3. You can find lymph nodes in-
4. At what stage is there more potassium outside the neuron, and more sodium inside the neuron?
5. Damage to the brain stem would most likely result in
6. Network of nerves that transmit signals to and from the brain through the spinal cord.
7. Which term describes changes in the internal or external environments that can cause a nervous system response?
8. The ..... is the opening in the center of the iris that controls the amount of light entering the eye.
9. The nose senses .....
10. The largest and most complex nerve tissue of the body is the:
11. This structure is stretched tight like the skin of a drum and is very sensitive.
12. What analyzes and interprets the sensory inputs?
13. These cells make up the nerves inside the nervous system.
14. Where does the respiration process happen?
15. The skull has many bones connected by ..... joints
16. You are hiking in the woods when you come across a bear that has wandered onto the trail. Which specific division of the nervous system is activated in this scenario?
17. Esthes/o
18. This imaging system uses magnetic fields and radio waves to produce computer-generated images that distinguish among different types of brain tissue.
19. The longest fiber of the neuron; it carries the neural impulse away from the cell body to the next connecting neuron, brain or other body part
20. What do we call the cells of the nervous system that are specialised to carry electric impulses around the body?