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Because virtually all left-handed people are right-brain dominant, they are generally more creative and artistic thanright-handed people, who are left-brain dominant.

A) True
B) False

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The chapter prologue described a young university professor named Asha who suffered a stroke. Following her stroke,Asha's ability to speak was not impaired, but she was unable toread and often had difficulty understanding what was said toher. Asha showed many of the symptoms that characterize:


A) right-hemisphere damage.
B) Broca's aphasia.
C) Parkinson's disease.
D) Wernicke's aphasia.

E) None of the above
F) All of the above

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Modern neuroscience research has shown that learning a newmotor skill, such as juggling, and living in an enriched environment:


A) can make people more right-hemisphere dominant, and thus more creative.
B) can help shift functions from damaged to undamaged brain regions, a phenomenon called functional plasticity.
C) will reliably decrease average levels of GABA and acetylcholine.
D) can affect brain structures, such as the number and shape of neuronal dendrites and axon terminals, and the number of glial cells.

E) A) and B)
F) C) and D)

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Contemporary neuroscientists have found newly generated neurons in the hippocampus of the adult human brain.

A) True
B) False

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Damage to Wernicke's area in the brain:


A) produces disruptions in the sense of balance as well as numbness in the arms and legs.
B) produces difficulty speaking but does not disrupt the ability to comprehend verbal or written words.
C) disrupts or destroys the ability to form new memories.
D) produces difficulty in comprehending written or spoken communication.

E) A) and B)
F) C) and D)

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Of the following brain structures, which is associated with the emotional responses of fear, disgust, and anger?


A) the hypothalamus
B) the amygdala
C) the thalamus
D) Broca's area

E) A) and B)
F) A) and C)

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When neuro transmitters communicate an inhibitory messageto the postsynaptic neuron:


A) reuptake is inhibited.
B) the presynaptic neuron is less likely to activate.
C) the action potential is canceled out.
D) the postsynaptic neuron is less likely to activate.

E) None of the above
F) C) and D)

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The _____ functions as the main link between the nervous system and the endocrine system.


A) adrenal medulla
B) adrenal cortex
C) amygdala
D) hypothalamus

E) None of the above
F) B) and C)

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Research with primates has shown that some regions of the brain have the capacity to develop new neurons throughout the lifespan.

A) True
B) False

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Recent evidence suggests that _____ is more than just a sensory relay station and plays a key role in regulating levels of awareness.


A) the pituitary gland
B) the thalamus
C) Broca's area
D) the primary motor cortex

E) A) and B)
F) B) and C)

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In the college cafeteria, your friend Larry, who is an art major,loudly proclaims that because he is an artist he is right-brainedand it's no wonder he's having trouble with his college algebraclass. Because you have read this chapter, you are able to tellhim that:


A) with special training, he should be able to better educate his left brain, so that he will at least pass algebra even if he'll never be very good at it.
B) he should drop algebra and take geometry, which takes a more right-brain approach to mathematics.
C) his problems with algebra cannot be blamed on either his right or left hemispheres; it is a myth that people are either "right-brained" or "left-brained."
D) given the right degree of environmental stimulation, he should be able to increase his left-hemisphere abilities, but doing so will undoubtedly lessen his artistic creativity.

E) A) and B)
F) A) and C)

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Most left-handed people process language in:


A) their left cerebral hemisphere.
B) the right cerebral hemisphere.
C) both cerebral hemispheres.
D) the corpus callosum.

E) A) and B)
F) A) and C)

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In the central nervous system, communication occurs along nerves.

A) True
B) False

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An action potential is produced by the movement of ions across the axon membrane.

A) True
B) False

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Reuptake occurs:


A) when the brain shifts functions from damaged areas to undamaged areas.
B) when sodium ion and potassium ion channels open.
C) at the small gaps in the axon called the nodes of Ranvier.
D) when neurotransmitter molecules are reabsorbed by the presynaptic neuron.

E) A) and D)
F) None of the above

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The somatic nervous system regulates involuntary functions,including heartbeat, blood pressure, breathing, and digestion.

A) True
B) False

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In synaptic transmission, the action potential stimulates there lease of:


A) potassium ions by the glial cells.
B) neurotransmitters by the synaptic vesicles
C) myelin by the glial cells.
D) sodium ions by the dendrites.

E) B) and C)
F) A) and D)

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