potter test bank
,TB1 Chapter 02: Multiple Choice
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1. Plasticity refers to the brain's capacity to change by forming new neural pathways based
on
a. refractory periods.
b. lateralization.
c. experience.
d. reuptake.
ANSWER: c
2. Jane suffered brain damage as a result of a serious car accident when she was only 13
months old.
Fortunately, her brain recovered because is strongest in early childhood.
a. cerebral cortex maturation
b. plasticity
c. folding of the four lobes
d. localization of simple brain functions
ANSWER: b
3. Blind echolocation experts who can use the brain's visual centers to navigate their
surroundings best illustrate
the value of
a. plasticity.
,b. reuptake.
c. endorphins.
d. refractory periods.
ANSWER: a
4. Many years of intensive dance practice have led to changes in Allysa's motor cortex that
enable her skilled
leg movements. This best illustrates the value of
a. reuptake.
b. echolocation.
c. plasticity.
d. lateralization.
ANSWER: c
5. Neurons are best described as
a. brief electrical charges that travel down the axon.
b. chemical molecules that cross the synaptic gap.
c. nerve cells that function as the building blocks of the nervous system.
d. bundled axon cables that connect the CNS with muscles, glands, and sense organs.
ANSWER: c
6. The part of the neuron that contains the nucleus is called the
a. cell body.
b. dendrite.
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TB1 Chapter 02: Multiple Choice
n n n n
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n n n n n
Page 2 n
c. axon.
d. myelin sheath. n
ANSWER: a n
7. Dendrites are branching extensions of
n n n n
a. neurotransmitters.
b. endorphins.
c. neurons.
d. glial cells. n
ANSWER:
n
nc
8. The function of dendrites is to
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a. receive incoming signals from other neurons.
n n n n n
b. release neurotransmitters into the spatial junctions between neurons.
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c. coordinate the activation of the parasympathetic and sympathetic nervous systems.
n n n n n n n n n
d. control pain through the release of opiate-like chemicals into the
n n n n n n n n n
brain. ANSWER: a
n n n
9. An axon is
n n