Long-term marijuana use has been linked to
A)enhanced executive functions.
B)a four-point increase in IQ scores.
C)a decrease in both grey and white matter in the brain areas associated with memory.
D)no serious cognitive consequences.

Question

Quizplus · Accepted Answer

Studies have shown that long-term marijuana use can lead to a decrease in both grey and white matter in the brain areas associated with memory, particularly the hippocampus and prefrontal cortex. This can lead to memory problems and difficulties with attention and decision-making. There is no evidence to support choices A, B, or D.

Long-Term Marijuana Use Has Been Linked to