Color-coded MRI scans of chronic methamphetamine users showed that they had:
A) lost up to 10 percent of their brain tissue in limbic system areas involved in emotion and reward.
B) experienced a sharp increase in the number of dopamine receptors and a sharp decrease in the number of serotonin receptors.
C) experienced significant growth in the hippocampal area of the brain, which improved their scores on standard memory tests.
D) developed hypersensitivity to a wide range of addictive drugs, including cocaine, heroin, and barbiturates.

Question

Quizplus · Accepted Answer

Chronic methamphetamine use has been shown to lead to significant brain damage, particularly in areas of the limbic system involved in emotion and reward. This damage can result in a range of negative psychological and behavioral consequences, including impaired decision-making, increased risk-taking behavior, and difficulty regulating emotions.

Color-Coded MRI Scans of Chronic Methamphetamine Users Showed That They