A person who recently injected cocaine reports reaching the peak of euphoria. Usually, that euphoria:
A) precedes the peak of dopamine-using neuron activity by about 5 minutes.
B) occurs at about the same time as the peak of dopamine-using neuron activity.
C) follows the peak of dopamine-using neuron activity by about 5 minutes.
D) follows the peak of dopamine-using neuron activity by at least 10 minutes.

Question

Quizplus · Accepted Answer

The peak of euphoria from cocaine use occurs at about the same time as the peak of dopamine-using neuron activity. Cocaine blocks the reuptake of dopamine in the brain, leading to an increase in dopamine levels and intense feelings of pleasure and euphoria. This effect typically lasts for a short period of time, as the brain adjusts to the excess dopamine and becomes less sensitive to it.

A Person Who Recently Injected Cocaine Reports Reaching the Peak