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Chapter Practice Test

This activity contains 22 questions.

Question 1
1 Which of the following best describes the concept of integration?
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Question 2
2 What is the primary difference between the somatic nervous system and the autonomic nervous system?
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Question 3
3 Which of the following types of glial cells line the central cavities of the brain and spinal cord, where they help to circulate the cerebrospinal fluid?
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Question 4
4 Which of the following types of glial cells are the most abundant and versatile, and aid in making exchanges between capillaries and neurons?
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Question 5
5 Which of the following is NOT a characteristic of neurons?
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Question 6
6 What is the difference between the clusters of cell bodies called nuclei and those known as ganglia?
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Question 7
7 Dendrites and axons are both armlike processes that extend from cell bodies.
End of Question 7

Question 8
8 Which of the following are the main receptive or input regions found in neurons?
End of Question 8

Question 9
9 Which of the following is NOT a function of the myelin sheath?
End of Question 9

Question 10
10 What is the difference between nerves and tracts?
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Question 11
11 Which criterion is used to structurally classify neurons?
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Question 12
12 Which of the following is NOT a structural classification of neurons?
End of Question 12

Question 13
13 Which of the following is NOT true of efferent neurons?
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Question 14
14 Which of the following membrane ion channels open and close in response to changes in the membrane potential?
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Question 15
15 An action potential is a phenomenon that either happens completely or doesn't happen at all.
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Question 16
16 Which of the following diseases is directly related to demyelination?
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Question 17
17 Which of the following is NOT true of chemical synapses?
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Question 18
18 Which of the following is NOT a functional classification of neurotransmitters?
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Question 19
19 Which of the following circuit types is exemplified by impulses that travel from a single neuron of the brain, activate one hundred or more motor neurons in the spinal cord, and excite thousands of skeletal muscle fibers?
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Question 20
20 Which type of ion channel opens when a chemical binds to it?
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Question 21
21 The movement of which ion through leakage channels establishes the negative membrane potential?
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Question 22
22 Which part of the action potential occurs when the Na+ channels are inactivating and K+ channels open?
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