When a nerve impulse travels along an axon at about 200 miles per hour, then you know that

a. polarization has begun.
b. an action potential is occurring.
c. a negative after-potential has been completed.
d. a synaptic potential is impossible.


B

Psychology

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What is a common goal in systems approaches to family therapy?

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The concept of "passive euthanasia" applies to

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You are out for a drive with the family and are lucky enough to get a window seat. The rapidly passing scenery you see out the window is first stored in ________ memory

a) primary b) sensory c) long-term d) short-term

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Researchers (Knox & Inkster, 1968) visited a race track and interviewed people betting on the horses, both before and after they had placed their bets. They found that people who ________ were more confident in their betting decisions because ________

a. had already placed their bets; their bets changed the odds b. had already placed their bets; they couldn't change their minds c. had placed small, two-dollar bets; they stood to lose less d. were waiting to place large bets; they reported more experience

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