How did Piaget explain why preschool-age children in the preoperational stage make errors on tasks requiring conservation?
A. Preschool-age children's neural-visual network is not fully matured.
B. Preschool-age children have not lived long enough to accrue enough experience spotting the differences between quantities.
C. Preschool-age children's tendency toward centration prevents them from focusing on other relevant features of a situation.
D. Preschool-age children have not developed numerical understanding; therefore, different amounts are meaningless.
Answer: C
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Which of the following is TRUE about how waist-to-hip ratio affects judgments of attractiveness?
a. Men tend to prefer women with a ratio of .7, but women tend to not make judgments about men's attractiveness on this basis. b. Men tend to prefer women with a ratio of .9, but women tend to not make judgments about men's attractiveness on this basis. c. Men tend to prefer women with a ratio of .7, but women tend to prefer men with a ratio of .9 d. Both men and women prefer a ratio of .9
Current thinking indicates that many people with schizophrenia have multiple genes that work together to help produce the disorder. This is known as a
a. multi-genic model. b. polygenic model. c. multiple gene model. d. genetics model.
Which of the following is an accurate statement?
a. ?Rates of psychological disorders in young adults are lower than in the general population and appear to be increasing. b. ?College students have about the same rates of psychological disorders as their same-age peers who are not attending college. c. ?College students have far fewer psychological disorders than their same-age peers who are not attending college. d. ?Rates of psychological disorders in young adults are higher than in the general population but appear to be decreasing.
Emotional reactivity was measured by the galvanic skin response in healthy participants and participants with prefrontal cortex damage as they engaged in a gambling task. Compared with the healthy volunteers, the participants with prefrontal cortex damage:
A) had a weaker emotional reaction to losses but not to wins. B) had a weaker emotional reaction to both wins and losses. C) had stronger emotional reactions to losses but not to wins. D) did not exhibit anticipatory emotional reactions as they gambled.