Ghrelin is a peptide hormone that:

A. serves as an antagonist to hunger.
B. decreases eating behavior.
C. stimulates eating behavior.
D. stimulates satiety.


Answer: C

Psychology

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REM periods of sleep tend to ____ as the night goes on

a. deepen b. lighten c. shorten d. lengthen

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Bekhterev ___.?

a. ?argued that thought processes depended upon muscle responses of the speech b. ?did work on glandular conditioning c. ?influenced Freud d. ?All of the choices are correct. e. ?None of the choices are correct.

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Which of the following is true about stress?

A) Any amount of stress is detrimental and should be avoided. B) High levels of stress generally improve performance. C) Stress facilitates performing complex tasks more than it does simple tasks. D) Low levels of stress can be motivating.

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The Wechsler Intelligence Scales are uniquely valuable for

a. testing people with extremely high IQs. b. testing people with extremely low IQs. c. tracking specific intellectual abilities over time. d. measuring verbal and quantitative skills.

Psychology