Nervous System Quiz 790 (20 MCQs)

Quiz Instructions

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1. What is white matter?
2. The peripheral nervous system includes mixed nerves that .....
3. A nerve cell that is specialized to transfer messages called impulses
4. Receptors transform a stimuli into
5. What does our nervous system do?
6. The light receptors (photoreceptors) of the eye are found in the .....
7. ( ) are muscles under your conscious control.
8. Which of the following is the transparent portion of the eyeball that covers the iris?
9. Which lobe of the brain is responsible for combining visual images with other sensory experiences?
10. Cells work together to do the same job and make
11. The influx of this ion follows the arrival of an action potential and triggers the release of the neurotransmitters into the synaptic cleft.
12. Which organ produces bile that breaks down food?
13. If quad means 4, then quadriplegia would be:
14. A small space between the axon and one neuron and the dendrite of another neuron is called?
15. Brain weight
16. Which of the following uses voluntary muscles?
17. The right side of your brain is responsible for making you think analytically?
18. If the chemically gated sodium-potassium channels in the postsynaptic membrane were completely blocked,
19. Oligodendrocytes align with nerve fibers and provide myelin
20. Which system sends information through peripheral nerves to your central nervous system?