A researcher asks individuals to participate in an experiment that causes arm muscle strain
The participants are instructed to use a provided muscle rub after the activity. One group gets a rub with active ingredients to reduce pain whereas the other group gets a ____________ without active ingredients.
a. exogenous ointment
b. endogenous ointment
c. treatment
d. placebo
Answer: D
Psychology
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The drive-reduction theory rests on the idea that our bodies strive to maintain _____
a) optimal arousal. b) basic needs. c) homeostasis. d) a hierarchy of needs.
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