When a study looked at the fMRI scans of women who had anorexia nervosa, the researchers found that
a. there were no differences between the fMRI scans for women with and without anorexia.
b. fMRI scans showed greater activation for both groups in areas that allow people to have accurate perceptions of the external world.
c. women with anorexia showed less activity in brain regions that allow people to obtain accurate information from the outside world.
d. women who did not have anorexia showed less activation in areas of the brain that allow people to form accurate perceptions of the outside world.
Answer: c. women with anorexia showed less activity in brain regions that allow people to obtain accurate information from the outside world.
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Given an equal dose of a drug, women generally have higher levels in their bloodstreams. Although this is a common finding, what factor complicates the picture and makes research on sex differences in drug response complicated?
a) Estrogen and progesterone slow the emptying of the stomach. b) Differing diets actually account for the large differences in blood levels of drugs. c) Higher rates of alcohol use by men are responsible for differing blood levels of drugs. d) The difference in bloodstream levels of drugs between men and women results from differences in adherence to specified treatments.
According to social cognition researchers, we sometimes have difficulty making sense of the social world because we
a. are inherently flawed in our reasoning. b. choose to ignore the relevant facts. c. ignore simple decisions in favor of complex decisions. d. lack the stamina to seek out all the relevant facts.