Two factors that help regulate our natural sleep/wake cycles are

a. melanin and auditory stimulation.
b. melatonin and auditory stimulation.
c. melatonin and light

d. light and blood sugar levels.


c

Psychology

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Which category of substance causes a slowing down of responses, feelings of relaxation, and lower interpersonal inhibitions?

a. depressants c. hormones b. stimulants d. hallucinogens

Psychology

According to your textbook, why are some IQ tests culturally biased?

A. They tend to be developed in colleges and universities in the Midwest. B. They measure accumulated knowledge and problem-solving strategies that most people have learned. C. They measure knowledge that is more familiar to members of some social groups than others. D. They tend to be developed by psychologists of color.

Psychology

Baby Megan has been described as irritable and irregular in her sleeping and eating habits. Megan's temperament is most likely ____.?

a. ?easy b. ?difficult c. ?slow-to-warm-up d. ?anxious

Psychology

North Americans indicated in the 2007 APA poll that this is their top stressor:

a. marital relationship c. relationships with children b. relationships with aging parents d. work

Psychology