Which gland signals the brain and other glands in children's bodies to begin producing sex hormones?
A. testicles
B. ovaries
C. pituitary
D. hypothalamus
Answer: C
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Which of the following best describes the effect of alcohol on sleep?
a. It has no significant impact on the quality or quantity of sleep. b. It increases the quantity and quality of sleep by increasing all stages of sleep. c. It decreases the quality of sleep by reducing REM sleep. d. It increases REM sleep but decreases the deeper stages of sleep.
If asked not to think about a snowman, a person will MOST likely:
A) think about a snowman much more. B) think about a snowman much less. C) think about a snowman only when engaged in a boring task. D) dream about a snowman.
Family studies are better than adoption studies at teasing out the contributions of nature and nurture.
Answer the following statement true (T) or false (F)
If sleep is a way to preserve energy, we would expect
A. larger animals to sleep more, due to their high metabolic rates. B. smaller animals to sleep more, due to their high metabolic rates. C. hibernation to be accompanied by increased body temperature. D. animals with smaller appetites to sleep more.