Which of the following best illustrates extinction?
a. A person with a fear of doctors' offices overcomes this fear by repeatedly visiting a doctor's office for pleasant interactions with personnel and other, non-anxious, patients.
b. A person with a fear of dentists visits a psychoanalyst who helps to uncover the unconscious symbolism of dental procedures.
c. A person who is not anxious about acquiring HIV watches an educational video on the topic and develops mild anxiety about acquiring HIV.
d. A person never experiences anxiety about contracting sexually transmitted diseases because he/she has never developed such a disease despite frequent high-risk behaviors.
A
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Tolman's intervening variables were not accepted by mainstream psychology because they could not be operationally defined.?
a. True b. False
The ability to sense the color yellow can be explained by ____
a. ?trichromatic theory only b. ?opponent-process theory only c. ?both trichromatic and opponent-process theory d. ?neither trichromatic nor opponent-process theory
If the monozygotic concordance rate is significantly higher than the dizygotic rate, one typically concludes that the behavior is
A. environmentally influenced. B. genetically influenced. C. influenced by both environment and genetics equally. D. none of the above
Alcohol slows down the speed with which messages travel through the nervous system. This is best explained by the fact that alcohol increases the amount of __________ in the brain.
A. GABA B. acetylcholine C. glutamate D. norepinephrine