When a heroin user develops a routine,the needle can become the _____,whereas the body's preparation for the drug in response to the presence of the needle is the _____.
A)CS; CR
B)US; UR
C)US; CR
D)CS; US

Question

Quizplus · Accepted Answer

In classical conditioning, the conditioned stimulus (CS) is the trigger that elicits a conditioned response (CR) after repeated pairing with an unconditioned stimulus (US), which naturally elicits an unconditioned response (UR). In this scenario, the needle becomes the CS, as it has been repeatedly paired with the drug (US), and the body's preparation for the drug (CR) is elicited in response to the presence of the needle (CS).

When a Heroin User Develops a Routine,the Needle Can Become