An experienced user who takes heroin in a new setting has an increased risk of overdose because:
A)she may take more drug than intended.
B)the conditioned compensatory response becomes stronger.
C)changed settings result in added stress.
D)the CS that triggers the compensatory CR is degraded or absent altogether.

Question

Quizplus · Accepted Answer

The conditioned stimuli (CS) that normally trigger compensatory conditioned responses (CR) to counteract the drug's effects are absent in a new environment, leading to an increased risk of overdose.

An Experienced User Who Takes Heroin in a New Setting