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Nervous System Quiz 91 (60 MCQs)

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1. What cells form the myelin sheaths around nerve fibers in the PNS?
2. Billions of CNS interneurons are grouped in complex patterns called neuronal
3. Which Cranial Nerve is called the Facial Nerve?
4. Most of the gray matter of the cerebrum is found in the .....
5. The neurons that carry signals between the different parts of the central nervous system are the ..... neurons.
6. This lobe is responsible for smell and sound.
7. What takes the messages from the spinal cord to muscles?
8. This part of the adult brain responsible for coordinating muscle activity by comparing sensory and motor information:
9. The frontal lobe controls
10. Which one is an example of an involuntary function?
11. During which stage of an action potential does sodium rush into the cell?
12. The nervous system is formed by
13. I can see with my .....
14. The sympathetic nervous system can be activated by physical stress, for instance, the threat of an attack by a predator. Which of the following responses would be initiated by the sympathetic nervous system in this situation?
15. What type of neurons are found in the brain and spinal cord?
16. The sympathetic nervous system does this .....
17. Which of the following ions has a negative charge?
18. Meaning sensation, feeling
19. What is the name of the receptor cells in the eye?
20. It is surrounded by protective bones called vertebrae.
21. The following statement is TRUE regarding depolarization during action potential of neuron.
22. When an organisms response is to avoid a stimulus it is .....
23. What does the midbrain form?
24. ..... is the nerve that affects the little-finger side of the arm and palm of the hand
25. Organelle in the cell body of the neuron that contains the genetic material of the cell
26. Controlled Schedule class for Lyrica
27. Metabolic center of the neuron, contains the nucleus and the usual cellular organelles.
28. You have nerves ALL over your body
29. This system DECREASES heart rate and respiration
30. An average adult female brain weighs about
31. When a person is vaccinated, what are they injected with?
32. What part of the nerve cell is responsible for receiving nerve impulses?
33. Your olfactory sense relates to your sense of
34. If a reaction is needed, these carry reaction messages away from the brain to the muscles
35. Large muscle below the lungs that contracts and relaxes during breathing
36. Type of neuron that carry messages FROM the body to the CNS.
37. Which type of neuron sends information about hte environment to the brain?
38. Also called the little brain. large cauliflower-like structure that projects dorsally from under the occipital lobe of the cerebrum. provides the precise timing for skeletal muscle activity and controls our balance equilibrium.
39. What is a blind spot?
40. If we did not have cones in our eyes, we would not see
41. Which travels farther?
42. What is the thick column of nervous tissue that links the brain to the peripheral nervous system?
43. Which is the largest portion of the brain?
44. Which of these is NOT under the control of homeostasis?
45. What is the function of the motor output?
46. Which of the following statements about the sodium-potassium pump is false?
47. Which of the following is involved in maintaining the resting membrane potential of neurons?
48. It an abnormality in assessing CN I, wherein there is inability to identify the correct scent.
49. Carries the nerve impulse from the central nervous system to an effector.
50. The part of a neuron that receives and relays nerve impulses toward the cell body
51. To find the comb she dropped on the floor while working on her client Tyna lowered her head and turned her head away. What muscle was Tyna most likely using?
52. Type of neuroglia that form the myelin sheath.
53. What is Sensation?
54. This is a thick column of nerve tissue that links the brain to most of the nerves in the peripheral nervous system.
55. What is an effective precaution to cater for the risk of a test tube breaking causing glass to cut skin?
56. Main controlling center of the body is
57. Found between neurons and blood vessels, form scar tissue
58. What are the chemical sense?
59. Impulses in axon move only in one direction.
60. Reflexes, such as pulling your hand away from a hot stove, are controlled by the
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