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Exam 2: Neuroscience and Behavior

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Question 81

Multiple Choice

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The movement of positively charged ions across the membrane of a neuron can produce a(n)

A) glial cell.
B) action potential.
C) myelin sheath.
D) interneuron.

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Question 82

Multiple Choice

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The axons of certain neurons are covered by a layer of fatty tissue that helps speed neural transmission. This tissue is

A) dopamine.
B) the myelin sheath.
C) acetylcholine.
D) an endorphin.

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Question 83

Multiple Choice

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Agonists are chemicals that may mimic the activity of

The reticular formation is located in the

Moruzzi and Magoun caused a cat to lapse into a coma by severing neural connections between the cortex and the

Sir Charles Sherrington observed that impulses took an unexpectedly long time to travel a neural pathway. His observation provided evidence for the existence of

The pituitary has been identified as a(n)

To trigger a person's hand to make a fist, José Delgado stimulated the individual's

You come home one night to find a burglar in your house. Your heart starts racing and you begin to perspire. These physical reactions are triggered by the

To fully appreciate the interaction of neural activity, mental processes, and the functioning of human communities, it is most necessary to recognize that people are

The slowdown of neural communication in multiple sclerosis involves a degeneration of the

Which lobes of the brain receive the input that enables you to feel someone scratching your back?

Increasing excitatory signals above the threshold for neural activation will not affect the intensity of an action potential. This indicates that a neuron's reaction is

Information is most quickly transmitted from one cerebral hemisphere to the other by the

If Professor Kosiba surgically removed the amygdala of a laboratory rat, the rat would most likely become

Mathematical and reasoning capacities are especially likely to be linked with association areas in the

Neurotransmitter receptor sites are primarily located on the

Following a head injury, a person has ongoing difficulties staying awake. Most likely, the damage occurred to the

The release of hormones by the adrenal glands is most likely to trigger

Psychologists who work from the biological perspective are most likely to focus on the links between