The ability of stimulants to improve mental performance:
A. is a myth-all the evidence shows that amphetamine and similar drugs impair performance.
B. has never been demonstrated in controlled studies.
C. is so clear that these drugs are routinely used to treat Alzheimer's dementia.
D. depends on the complexity of the task and the dose.
Answer: D
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With regard to race and mental disorders, which of the following statements is true?
a. Racial hostility affects the psychological well-being of African Americans but not that of whites. b. Racial hostility affects the psychological well-being of African Americans and whites. c. Racial hostility affects the psychological well-being of lower class African Americans but not African Americans of any other social class. d. The research findings regarding the effects of racial hostility on the well-being of African Americans and whites cannot be determined.
In general, cohabiting gay and lesbian couples differ from heterosexual cohabiting couples in which of the following ways? a. They are older than heterosexual couples
b. They are less racially diverse than heterosexual couples. c. They are less likely to have earned college degrees. d. They are more likely than heterosexual couples to be in a cohabiting relationship.
Adolf Hitler is an example of an individual who
a. was very powerful but who made little difference in society. b. was a revolutionary figure who worked for change outside of the government. c. was able to make a difference in society without the support of any group, organization, or even society. d. made a difference in society partly because the social circumstances favored it.
Students of parents who are well educated and economically prosperous have a position in the class structure that is ______ while students from poor families with no college background experience a class structure that is ______.
A. enabling; constraining B. constraining; enabling C. high; low D. advantaged; disadvantaged