A decrease in the brain's production of endorphins has been associated with repeated use of
A) opiates.
B) depressants.
C) stimulants.
D) alcohol.

Question

Quizplus · Accepted Answer

Endorphins are natural chemicals produced in the brain that regulate pain and pleasure. Opiates, such as heroin, mimic the effects of endorphins and can create a dependence on the drug. Repeated use of opiates can decrease the brain's production of endorphins, leading to withdrawal symptoms and a need for higher doses to feel the same effects.

A Decrease in the Brain's Production of Endorphins Has Been