At a young age, Janie developed a conditioned fear response to heights after falling off of a ladder. As she aged, the fear eventually subsided and she was no longer afraid of being up high. Several years later, the fear returned after her husband asked her to climb a ladder to help him repair their roof. This example best illustrates the concept of
A. inhibition.
B. extinction.
C. spontaneous recovery.
D. conditioning.
Answer: C
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Sarah is restricting and purging when she does eat. She has lost about 25% of her body weight, including some muscle tone. Why is she losing muscle tone?
a. Her body is metabolizing muscle for energy b. Muscle loss always happens when people lose weight c. Her body is converting muscle to dietary fat d. Her doctor has advised against eating
One of the reasons that we are not very successful at detecting deception is because we
a. focus too much attention on nonverbal cues and not enough on verbal cues. b. fail to attend to the nonverbal cues that actually signal deception. c. are motivated to believe that others are telling the truth. d. need to be able to detect deception in order to gain evolutionary advantage.
When we say that a correlation coefficient is statistically significant, we mean that
a. we have reason to believe that it reflects an important relationship between variables. b. we have reason to believe that the relationship is positive. c. we have reason to believe that the true correlation in the population is not 0.0. d. we have strong support for a causal statement about the relationship.
_________ vocal noises are mostly vowel-like utterances that are sometimes accompanied by consonant sounds produced in the back of the mouth
a. Cooing c. Prosody b. Babbling d. Baby talk