When the ventromedial nucleus of a rat's hypothalamus is surgically destroyed, the rat will
a. become aphagic.
b. become hyperphagic.
c. not experience any stomach contractions.
d. stop eating.
B
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If the lines in a graph of a factorial design are parallel, then there:
a. is definitely an interaction. b. may be an interaction. c. is no interaction. d. is insufficient information to decide simply based on a graph.
What is the main benefit of physical activity on the heart?
a) It lowers cholesterol levels, thus preventing atherosclerosis. b) It is proven to universally reduce stress which can have a negative effect on the heart. c) It makes the heart a more efficient pump. d) It increases the absorption rate of high blood pressure medicine.
Which of the following explanations about the development of same-sex orientation is LEAST likely to be supported with research?
a. There may be gene sequences on the X chromosome that are involved in determining sexual orientation, at least in males. b. The brain structure of people with a same-sex orientation may be slightly different than those with opposite-sex orientations. c. Individuals make a choice about which orientation they prefer, often in late childhood or early adolescence.? d. Male hormones that circulate during the prenatal period may influence brain development toward, or away from, a structure that is consistent with same-sex or opposite-sex orientation.
Most well-educated, career-oriented women expect a(n) __________ marriage
A) matriarchal B) traditional C) patriarchal D) egalitarian