Multiple Choice
When John Key first began to inject heroin, he experienced numerous physiological and emotional reactions to the drug.After several injections, John Key noticed that he has a craving to "shoot up" every time he sees a syringe.This craving is called a(n)
A) unconditioned stimulus
B) conditioned stimulus
C) unconditioned response
D) conditioned response
Correct Answer:
Verified
Correct Answer:
Verified
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