Alcohol and drug use peaks among U.S. __________ and then declines steadily with age
A) 14- to 18-year-olds
B) 19- to 25-year-olds
C) 26- to 30-year-olds
D) 31- to 35-year-olds
Answer: B
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Predictive methods include:
a. correlational and quasi-experimental methods. b. only the experimental method. c. observational, case study, and survey methods. d. only the quasi-experimental method.
Upon testing variations of his original obedience study, Milgram found that
a. the original participants had conformed to the experimenter's orders only because the study was conducted at a respected institution. b. obedience decreased as the distance between the participant and the learner was increased. c. participants were less likely to shock the learner if he was close by than if he was in another room. d. participants were more likely to shock the learner if other confederate teachers refused to do so.
Kara wants to stimulate a subset of nerve cells in the thalamofugal pathway of pigeons and record resulting activity patterns in the hyperpallium. Which stimulation technique is best for Kara's goals?
A. electrode array stimulation B. EEG C. optogenetics D. microelectrode stimulation
Contractions strong enough to expel the baby are caused by:
a. the weight of the child. b. the release of oxytocin from the mother's pituitary gland. c. the secretion of hormones by the adrenal and pituitary glands of the fetus. d. We do not know what causes strong labor contractions.