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Nervous System Quiz 146 (60 MCQs)

Quiz Instructions

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1. Remove part of a nerve
2. Action potentials are .....
3. Interneurons are found:
4. Which lobe of the brain is responsible for hearing, behavior, memory, speech, and vision?
5. How many spinal nerves are there?
6. Part of the brain involved with collecting and directing sensory information?
7. Combining form that means anxious; uneasy
8. A single motor neuron together with all the muscle fibers it innervates is called
9. Which body system receives stimuli from inside and outside of the body and communicates a response to all of the body's systems?
10. The space between an axon of a neuron that is communicating with a dendrite of another neuron is called a
11. Which reflex is the pulling away from a painful stimulus?
12. ..... are simple, rapid, involuntary, programmed responses to stimuli.
13. There are ..... parts to the ear.
14. Afferent (Sensory) nerves carry messages FROM the brain/ spinal cord to muscles and glands.
15. There are ..... types of Nerves.
16. During which phase of the action potential are both the sodium and potassium voltage-gated channels open?
17. Reflex action is caused by the activity of at least how many types of nerve cells?
18. "I start shivering" . This is an example of .....
19. Motor functions mean that the nervous system .....
20. What is the nervous system subdivision that is composed of the cranial and spinal nerves as well as the ganglia.
21. When the spinal cord is severed and brain damage occurs, what substance could leak into tissues?
22. The cerebrum part of the brain maintains our body posture
23. Electrical charge that travels along a nerve fiber when stimulated.
24. A neuron that carries information from the CNS to tissues and organs would be classified as
25. The cerebrum controls movement
26. Shivering is an example of .....
27. How does the nervous system work?
28. What is the nucleus?
29. The membranes have a fliud called?
30. THANKS TO THE..... WE PERFORM THE BREATHING MOVEMENTS.
31. The ..... ear contains the malleus, incus and stapes.
32. What part of a neuron carries nerve impulses away from the cell body?
33. What do the villi do?
34. Which part of a neuron sends out a signal to another cell?
35. If an elderly person experiences impaired coordination, this may be attributed to the loss of myelin sheath around the axon
36. This part of the brain receives information from sensory receptors and directs it to the correct area of the brain.
37. Outermost layer of the meninges, "tough mother"
38. If a person cannot hear the sound produced by the tuning fork through the air but can hear the sound when the tuning fork is placed on the bone of the skull behind the ear, what type of hearing loss do they most likely have?
39. Once a gated Na+ channel is open, positive ions will enter through the channels to get inside the neuron. Which of the following can cause the gated channels to open?
40. The muscle that turns the hand inward so the palm faces downward are the .....
41. Neurons need continuous and abundant supplies of oxygen and glucose. They use about 20% of the body's energy, and cannot survive more than a few minutes without oxygen. What characteristic of the neuron is this?
42. How many neurons make up the brain?
43. Symptoms of Parkinson's disease include tremors, stiffness, muscular rigidity, a shuffling gait, and loss of facial expression.
44. The basic cell type of the nervous system is known as the .....
45. The part of the brain responsible for conducting impulses between brain parts and for certain eye and auditory reflexes is the .....
46. What is the other term for nerve cell?
47. Normally, the inside of the axon is ..... compared to the outside.
48. What three things do sensory receptors detect?
49. Part of the brain that controls voluntary movements and thought processes
50. If you picked up a hot coal, ..... with endings in your fingertips would convey the information to your CNS that it was really hot.
51. A shell is a type of .....
52. When you do VOLUNTARY activities like thinking, solving math problems, and remembering, which part of the brain is working?
53. Neurotransmitters that are ..... cause a neuron to fire whereas ..... neurotransmitters reduce the likelihood that a neuron will fire.
54. This is known as a network of nerves that originate in the brain or spinal cord that include 43 pairs of nerves.
55. An example of DIRECT cell communication is:
56. Neurons that gather information from your surroundings
57. The ..... is a selectively permeable membrane regulates the passage of large and small molecules into the microenvironment of the brain.
58. Sound waves travel the FASTEST through .....
59. Sensory functions mean that the nervous system .....
60. Skeletal muscle activation
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