What can brain scan studies with drug users reveal?
A) They can show which people have developed dependence and which have not.
B) They can predict which people will later develop dependence.
C) So far, they can only show changes in response to drug administration.
D) They are very strong predictors of alcohol use, but not for other substances.

Question

Quizplus · Accepted Answer

Brain scan studies with drug users primarily reveal changes in brain function or structure in response to drug administration. These changes can indicate how drug use affects the brain, but current technology and understanding do not allow for reliable predictions about dependence development or specific substance use outcomes.

What Can Brain Scan Studies with Drug Users Reveal