Hubel and Wiesel are known for their experiments on the concept of plasticity. Which part of the visual system did they discover could be altered by visual experience?
a) optic nerve connections
b) area V5
c) occular dominance columns
d) optic chiasm
c) occular dominance columns
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Spouses tend to be similar in sensation-seeking levels. Zuckerman’s theory posits that spouses where one is very high and the other very low in sensation-seeking
a. should have children to keep them together. b. may have difficulty understanding each other. c. will be able to find mutually enjoyable activities. d. none of these.
Which of the following statements is true?
a. To be effective, change-promoting groups must promote catharsis among members. b. People experiencing a problem who engage in upward social comparison describe their own adjustment in more positive terms. c. In support groups, the group leader is the individual who is most responsible for maintaining positive change. d. Support groups expose members to others who provide them with reassurance and hope.
Which of the following leadership styles is not high in person orientation?
a. Country club b. Initiating structure c. Consideration d. Theory Y
The amount of blood pumped from the heart with each beat is
A. defined as heart rate B. defined as stroke volume C. limited by heart size D. defined as heart rate AND limited by heart size E. defined as stroke volume AND limited by heart size