Darryl has been a cocaine addict for over three years. He is a regular user of the drug. His body is now habituated to the drug, and hence he requires twice as much cocaine as he did initially to achieve similar effects. In this scenario, Darryl is displaying __________.
A)tolerance
B)parasomnia
C)regularization
D)cyclothymia

Question

Quizplus · Accepted Answer

Darryl's need for twice the amount of cocaine to achieve similar effects is a defining characteristic of tolerance, which refers to the body's adaptation to a drug that leads to reduced sensitivity to its effects over time. The other options are not relevant to Darryl's situation.

Darryl Has Been a Cocaine Addict for Over Three Years