When you were a child, your mother never cared for spicy food. But now, she prefers spicy food. Which of the following is the best explanation for her change in tastes?
A. Her number of papillae has decreased.
B. Her number of taste buds has decreased.
C. Her taste receptors are less active.
D. Neurotransmitter release by taste receptors has decreased.
Answer: B
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The existence of biological constraints on learning such as preparedness and conditioned taste aversions reflects the unifying theme in psychology that
a. psychology is theoretically diverse. b. our behavior is shaped by our cultural heritage. c. heredity and environment jointly influence behavior. d. psychology is empirical.
In the triangular theory of love, commitment is the ________ aspect of love
a. motivational b. cognitive c. emotional d. spiritual
Endorphins have effects most similar to:
a. heroin. b. aspirin. c. amphetamines. d. marijuana.
Most of the help that people give and receive occurs in the context of
a. strangers b. emergency situations c. physical illness d. close relationships