Exercise 19 included conditions where electric shock was the US and became increasingly more sensitizing. What behavioral effects did the Movement Ratio Window reveal?
a. Freezing and other fear-related behaviors increased as US intensity increased.
b. The likelihood of freezing and fear-related behaviors was unrelated to sensitization.
c. Freezing and other fear-related behaviors decreased as US intensity increased.
d. Freezing and other fear-related behaviors increased as US intensity increased but then gradually habituated.
a. Freezing and other fear-related behaviors increased as US intensity increased.
Answer feedback: There was no evidence of habituation of the UR as the intensity of the US increased across conditions. Instead, freezing and other fear-related behaviors increased with each increment in US intensity.
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