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Nervous System Quiz 6 (60 MCQs)

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1. When this area of the brain is damaged, patients loose the ability to speak fluently.
2. Neuron:contains the nucleus & the cell organelles
3. The ..... nervous system is an involuntary part of the peripheral nervous system.
4. What is the main function of the frontal lobe?
5. The largest part of the brain that is divided into hemispheres
6. Cone-like region of the cell body where the axon arises from
7. What is the sensory organ that we use to smell?
8. When glucose levels in the blood rise, your brain sends a signal to your pancreas. The pancreas releases insulin, which opens channels in cell membranes to allow glucose to enter the cell, lowering blood sugar levels.
9. What kind of neuron carries information from our eyes to our brain?
10. The somatic subdivision of the PNS is mostly
11. What is the brain protected by?
12. What type of neuron is the olfactory cell?
13. Responsible for heart rate, body temperature, and blood pressure
14. A nerve impulse is conducted rapidly along a myelinated nerve fiber by
15. Which lobe of the brain controls visual processing?
16. At which voltage do potassium channels open?
17. A nerve cell is turned on completely or not at all. This is known as
18. A multicellular animal which lacks nervous system.
19. Action potentials are conducted more rapidly:
20. The main organ in the nervous system. It controls your thoughts, movements, and senses.
21. What type of nerve fibers carry information from the skin, skeletal muscles, and joints to the central nervous system?
22. Which part of the brainstem is responsible for the coordination of head, eye, and trunk movements in response to both visual and auditory stimuli?
23. It serves as the main processing center for the entire nervous system.
24. The meninge closest to the brain is the
25. What part of the nervous system receives and sends messages between the brain and the body?
26. Where is the only place that nociceptors are not found?
27. This coverings of the supporting cells envelop all nerve fibers of the PNS
28. Which of the following is NOT a function of the nervous system?
29. If a bug flies by your eye and you blink, then you have experienced a(n)
30. This is part of our nervous system is responsible for connecting the brain to the rest of the body.
31. A macroscopic structure consisting of several combined nerve fibers made up of several combined nerve cells
32. Which of the following conducts impulses toward the nerve cell body?
33. What is a structure in your ear that is a tube that circles around itself like a violin containing fluid?
34. Schwann Cells create this in the PNS; Oligodendrocytes create this in the CNS
35. Dendrites carry impulses:
36. This sends the image of what the eye sees to the brain. What is it?
37. Axons are typically referred to as a nerve fiber (T/F)?
38. What skin disease is caused by too much exposure in the sun's radiation?
39. Which is the cluster of cell bodies inside the CNS
40. Which structure in the diencephalon is a relay station for communication sensory and motor information?
41. ..... nerves come from our skin, eyes, ears, tongue, nose, and ears.
42. Combining form that means mind
43. What is the peripheral nervous system
44. Which body system coordinates all of the systems by controlling every activity that takes place?
45. Inside of a cell membrane more positively charge that the outside
46. When the neurotransmitters detach from the pre synaptic axon terminals, drift across the synaptic cleft, and bind to receptors on the post synaptic neuron membrane, this is called .....
47. A motor neuron.....
48. Clusters of neuron cell bodies in the PNS are called .....
49. What are the parts of the nervous system?
50. Indicate which system ensures the coordinated functioning of organs:
51. The spinal cord ends at the fourth or fifth thoracic vertebra.
52. Part of the autonomic system that controls "fight or flight"
53. The "fight or flight" response is controlled by what part of the nervous system?
54. What is the central nervous system made up of?
55. ..... produces blood cells that make up a large part of your blood.
56. The study of the body structures that can be seen with the eye is called .....
57. The skull protects the heart
58. Your eyes consist of only one part.
59. Activation of which part of the nervous system results in Lack of salivation?
60. Short, bushy parts of the neuron that take in signals
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