According to Thornhill and Gangestad, a female's orgasm correlates positively with:
a. Symmetry of partner.
b. Number of sexual encounters.
c. Amount of relationship with partner.
d. Male pheromones.
A
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Drugs such as LSD produce their hallucinogenic effects by profoundly altering the activity of the _____ system.
A) serotonin B) acetylcholine C) opiate D) dopamine
Karen is a resident in a psychiatric facility and appears to have no emotions at all. She just sits and stares blankly into space. When she speaks, she has no normal voice fluctuations. This example illustrates
a. extreme elation. b. a factitious disorder. c. flat affect. d. parasomnia.
Professor Grant is interested in studying the development of a sense of humor. She collects data from groups of 6-year-olds, 16-year-olds, 26-year-olds, and 46-year-olds. What type of research design is Professor Grant using?
a) cohort design b) longitudinal design c) behavior genetics design d) cross-sectional design
Which of the following is a drug that was widely used by bodybuilders and athletes to lose fat and build muscle and was available over the counter in health food stores in the 1980s?
A. Morphine B. Gamma-hydroxybutyrate (GHB) C. Rohypnol D. 3,4-methylenedioxymethamphetamine (MDMA)