During chronic drug abuse, which structure forms associations between stimuli commonly present during drug use and the reinforcing effects of the drug?
a. Nucleus accumbens
b. Amygdala
c. Thalamus
d. Dorsal striatum
Ans: B
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Which of the following is not a category of play, according to Parten?
a. parallel c. voluntary b. solitary d. cooperative
During the _____ stage of development, a child will not have developed object permanence
A) preoperational B) sensorimotor C) concrete operational D) formal operational
In Western nations, the most frequent source of children's fears is
A) exposure to negative information in the media. B) exposure to fairy tales. C) school or neighborhood bullies. D) direct exposure to frightening events.
Mei Lin learned at a young age that developing good study habits, such as doing her homework, brought about good grades and made her want to work harder in school. This kind of encouraging outcome of an action is called __________.
A. development B. classical conditioning C. reinforcement D. social-cognition