Researchers believe that acupuncture relieves pain by
a. stimulating nerves that reach the hypothalamus
b. causing the release of endorphins
c. blocking pain receptors
d. both a and b
D
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Which conclusion is least consistent with the original formulation of the frustration-aggression hypothesis? a. The need to aggress in response to frustration can be reduced if the frustrated individual behaves in anaggressive but relatively harmless way toward an object that is not related to the source of the frustration
b. The need to aggress in response to frustration is taught directly by reinforcement, important models, and themedia, and can be "unlearned" if the reinforcements and models change. c. The need to aggress in response to frustration is a psychological drive that resembles the physiological drive ofseeking food in response to hunger. d. The need to aggress in response to frustration can lead to nonviolent acts of aggression such as spreadingrumors about someone or telling hostile jokes.
Research by Sherif and his associates suggest that a reduction of hostility between two countries might be achieved through
a. increased economic competition between the two nations. b. increased cultural exchange, especially involving scientists and engineers. c. the opening of the markets of each country to the other country's products. d. increased international efforts to reduce the threat of terrorism.
Research suggests that fathers who have helped care for their infants soon after birth
a. will be less likely to experience postpartum depression. b. will be more understanding of their spouses. c. tend to avoid engrossment. d. may spend more time interacting with their infants at home.
Approximately 1 in __________ Americans over the age of 65 lives in poverty
a) 2 b) 5 c) 10 d) 15