Leslie participated in a research study in which she was given a dose of Ritalin and reported to researchers that she found the effects pleasurable. Other participants given the same dose reported the effects were unpleasant.
What did researchers find when they compared dopamine receptors in her brain to those who found the drug unpleasant?
a) Leslie had fewer dopamine receptors than other participants
b) Leslie had more dopamine receptors than other participants.
c) There was no difference in the numbers of dopamine receptors.
d) Only Leslie had dopamine receptors.
Question 2
Asif and his son Ali are watching television. Asif turns the channel when beer commercials are shown. Ali asks his father why he does not want him to see beer commercials.
Asif responds that he does not want his son to develop positive expectancies for alcohol use. He explains to his son that the degree of positive expectancies an individual has about alcohol use
a) predicts both the age of drinking onset and tendencies to engage in high-risk alcohol use
b) predicts both marijuana use and higher rates of accidental death.
c) predicts an individual's willingness to use alcohol as an escape rather than deal with problems in a constructive way.
d) predicts both lower college grades and higher rates of legal consequences from alcohol use.
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