Chapter 38

56 Questions  I  By RiseAsOne
The Nervous System

  
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1.  A neuron's nucleus is located in its _____.
A.
B.
C.
D.
E.
2.  A nerve impulse moves toward a neuron's cell body along _____.
A.
B.
C.
D.
E.
3.  A nerve impulse moves away from a neuron's cell body along _____.
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B.
C.
D.
E.
4.  An impulse relayed along a myelinated axon "jumps" from _____ to _____.
A.
B.
C.
D.
E.
5.  Axons insulated by a(n) _____ are able to conduct impulses faster that those not so insulated.
A.
B.
C.
D.
E.
6.  What type of cell makes up the myelin sheath of a motor neuron?
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B.
C.
D.
E.
7.  What part of a neuron relays signals from one neuron to another neuron or to an effector?
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B.
C.
D.
E.
8.  Which of these causes the release of neurotransmitter molecules?
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B.
C.
D.
E.
9.  The space between an axon of one neuron and the dendrite of another neuron is called a(n) _____.
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B.
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D.
E.
10.  Neurons store neurotransmitter molecules in vesicles located within _____.
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B.
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11.  A neuron has a resting potential of about _____ millivolts.
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B.
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D.
E.
12.  An action potential moves along a(n) _____.
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E.
13.  At rest, which of these plays a role in establishing the charge differential across a neuron's plasma membrane?
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B.
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14.  The transmission of a nerve impulse first triggers the _____.
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15.  A stimulus has opened the voltage-gated sodium channels in an area of a neuron's plasma membrane. As a result, _____ rushes into the neuron and diffuses to adjacent areas; this in turn results in the _____ in the adjacent areas.
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16. 
A. 3
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B. 4
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C. 5
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D. 6
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E. 7
E.
F. 8
F.
G. 9
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H. 10
H.
I. 11
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J. 1
J.
K. 2
K.
17.  What type of nervous system is exhibited by the flatworm?
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B.
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18.  The stronger the stimulus, the more powerful the action potential. True or False?
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B.
19.  Addictive drugs that make people feel good, such as cocaine, ecstasy, and methamphetamine, affect the parts of the brain that use which neurotransmitter(s)?
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B.
C.
D.
E.
20.  If I step on a shard of glass while playing volleyball barefoot, which path will the reflex to pull my foot up follow?
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B.
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D.
E.
21.  Which of the following is part of the peripheral nervous system?
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B.
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E.
22.  The autonomic nervous system consists of two parts: the sympathetic and parasympathetic divisions. The sympathetic division is responsible for which type of response?
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B.
C.
D.
23.  Most brain cells are
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B.
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D.
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24.  Which of these parts of the brain controls breathing and heart rate?
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B.
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25.  Memory, sensory processing, motor responses, creativity, and higher intellectual functions are carried out by the
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26.  It is possible that brain damage from a stroke or other injury could leave a person with the ability to comprehend written language but not spoken language (assume the person's hearing is fine). Which statement best explains this?
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B.
C.
D.
27.  What is the primary function of a neuron?
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D.
28.  Which part of the neuron is responsible for responding to stimuli?
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D.
29.  The site where a neuron communicates with another cell is called the _____.
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C.
D.
30.  What is the purpose of action potentials in nerve cells?
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D.
31.  What can you conclude from the fact that single axons may stretch from your spinal cord to your toes?
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D.
32. 
A. 1
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B. 2
B.
C. 3
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D. 4
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E. 5
E.
33.  When a neuron is at its resting potential
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34.  Which of the following events is the first to occur during an action potential?
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35.  Sodium-potassium pumps
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36.  During an action potential
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37.  What causes an action potential to be conducted along a neuron's axon?
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E.
38.  The small space between the sending neuron and the receiving neuron is the
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39.  A molecule that carries information across a synaptic cleft is a
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40.  When calcium ions enter the synaptic terminal,
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41.  When neurotransmitter molecules bind to receptors in the plasma membrane of the receiving neuron,
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42.  If a signal from a sending neuron makes the receiving neuron more negative inside,
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43.  Which of the following statements is correct?
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B.
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D.
44.  What increases the speed of conduction of an action potential from the cell body to the dendrites of another cell?
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B.
C.
D.
45.  What is the name of the neurotransmitter that stimulates skeletal muscle cells?
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C.
D.
46.  How do our brains determine what stimulus is stimulating it, such as light, sound, or hunger?
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D.
47.  Which of the following are the four elements controlled by the nervous system of humans?
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D.
48.  What are the two parts of the nervous system of all mammals?
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B.
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D.
49.  Which of the following defines the parasympathetic division of the autonomic nervous system?
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B.
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D.
50.  Which part of the nervous system connects the brain and spinal cord with the digestive, respiratory, urinary, reproductive, and circulatory systems?
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B.
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D.
51.  What part of the nervous system is responding if you are experiencing nervousness just before taking an exam?
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B.
C.
D.
52.  Which of the following is an accurate statement?
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B.
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D.
53.  Which of the following is characteristic of the pain-withdrawal reflex?
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D.
54.  Why are reflexes usually involuntary and rapid?
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55.  Which of the following lists the three major parts of the brain?
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D.
56.  Which part of the human brain is the largest in size?
A.
B.
C.
D.
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