The U.S. Department of Health and Human Services suggests that
a. for substantial health benefits, adults should do at least 150 minutes a week of moderate-intensity exercise.
b. too much attention has been given to the possible benefits of regular exercise.
c. mental health should not be included in the category of health status.
d. it is unrealistic to attempt to increase the span of healthy life.
Answer: a. for substantial health benefits, adults should do at least 150 minutes a week of moderate-intensity exercise.
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Why is there no conclusive evidence that there is a specific amount of alcohol a pregnant woman can drink without causing harmful effects to her child?
a. Because there is no way to know exactly how much alcohol is in any given drink, and thus it is impossible to accurately gauge the amount of alcohol being consumed. b. Because the research has concluded that even very small amounts of alcohol on a single occasion are certainly damaging to an unborn child. c. Because the safe level of consumption is probably not the same for all women, as a result of heredity and health factors. d. Because alcohol is so often taken with other drugs that it is impossible to determine how much of it would be safe to consume.
Deception is most likely to be detected by attending to which channel of communication?
a. spoken words b. body posture c. voice pitch d. facial expression
A college student becomes homesick during her first semester on campus. This response is most related to
a. stranger anxiety. b. resistant attachment. c. separation anxiety. d. avoidant attachment.
Melton's work on the Lag Effect demonstrated that
a. learning increases when a greater number of words separates the presentation of two words to be remembered. b. learning decreases when a greater number of words separates the presentation of two words to be remembered. c. massed practice improves recall of new words. d. distributed practice improves recall of new words.