Calhoun's studies with rats imply that high density causes pathological behaviors. Evans et al.'s demographic study showed
a. that overcrowding causes psychological symptoms in humans.
b. that overcrowding does not cause psychological symptoms in humans.
c. there is a correlation between density and psychological symptoms.
d. there is no correlation between density and psychological symptoms.
C
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Which statement is correct about the field of psychology of women?
a. A strong interest in the psychology of women developed between the 1920s and 1960s. b. Despite political interest in women, research on the topic of psychology of women did not increase until about 1985. c. The interest in psychology of women was partly stimulated by the interest in feminism on college campuses. d. From the very beginning, researchers appreciated that the issue of gender was extremely complex.
Which of the following is a significant barrier to organ and tissue donation
a. potential donors who authorize donation by signing the form on the back of their stateauto driver's license b. the dominant U.S. policy of "presumed consent" c. legal obstacles within the American death system d. lack of discussion among family members about one's wishes e. problems with determination of death
At what age does vital capacity begin to decrease?
a. 25 b. 30 c. 35 d. 40
Public health experts have suggested that most childhood deaths from diarrhea worldwide can be eliminated through
A) immunization. B) placement of mosquito netting over cribs. C) oral rehydration therapy. D) addition of protein to the diet.