A) increasing; serotonin
B) decreasing; dopamine
C) increasing; endorphins
D) decreasing; acetylcholine
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Multiple Choice
A) corpus callosum
B) pons
C) cerebellum
D) medulla
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Multiple Choice
A) At each successive segment of the axon, the action potential is regenerated by depolarization and the movement of ions across the axon's membrane.
B) Neurotransmitters are constantly being released to generate the action potential at each successive segment of the axon.
C) Action potentials are conducted down the axon just as electricity is conducted through a wire.
D) Ion channels open and close at the nodes of Ranvier, allowing neurotransmitters to enter into the axon and regenerate an action potential at each node.
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Multiple Choice
A) chemical.
B) electrical.
C) magnetic.
D) hormonal.
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Multiple Choice
A) Microglia
B) Astrocytes
C) Oligodendrocytes
D) Schwann cells
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Multiple Choice
A) increased number of synapses and synaptic connections
B) thicker myelin sheaths and an increased number of axons
C) increased length of dendrites and more dendritic branches
D) increase in the number of glial cells
Correct Answer
verified
Multiple Choice
A) medulla.
B) cerebellum.
C) thalamus.
D) somatosensory cortex.
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Multiple Choice
A) the reticular formation
B) the amygdala
C) the hippocampus
D) the hypothalamus
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Multiple Choice
A) Prozac
B) L-dopa
C) nicotine
D) morphine
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Multiple Choice
A) endorphin
B) SSRI
C) agonist
D) antagonist
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Multiple Choice
A) primary motor cortex; parietal
B) somatosensory cortex; parietal
C) primary motor cortex; frontal
D) association area; occipital
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Multiple Choice
A) somatic nervous system.
B) cerebrospinal fluid.
C) spinal reflexes.
D) autonomic nervous system.
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Multiple Choice
A) the cerebellum
B) the hippocampus
C) the amygdala
D) Broca's area
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Multiple Choice
A) left; emotional and nonverbal aspects of communication
B) right; visual perception tasks
C) right; language abilities
D) left; artistic and musical appreciation
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Multiple Choice
A) the idea that the brain's left hemisphere might be specialized for language functions
B) the development of medications to treat severe mental disorders
C) cutting the corpus callosum to reduce epileptic seizures
D) the idea that specific psychological and mental functions are located in specific brain areas
Correct Answer
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Multiple Choice
A) corpus callosum
B) pons
C) cerebellum
D) medulla
Correct Answer
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Multiple Choice
A) pepsin.
B) endorphins.
C) serotonin.
D) GABA.
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Multiple Choice
A) No. There is no evidence that the right hemisphere is any more intuitive or creative than the left hemisphere.
B) Yes. Brain scans show that highly creative people have greater activation in the right hemisphere of the brain.
C) Yes and no. The right hemisphere of the brain is responsible for creativity, while the left hemisphere contributes to intuition.
D) Yes and no. The right hemisphere of the brain is responsible for intuition, while the left hemisphere contributes to creativity.
Correct Answer
verified
Multiple Choice
A) right-hemisphere damage.
B) Broca's aphasia.
C) Parkinson's disease.
D) Wernicke's aphasia.
Correct Answer
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Multiple Choice
A) the testes in males and the ovaries in females
B) the pineal gland
C) the thyroid gland
D) the adrenal medulla
Correct Answer
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