Like alcohol use, regular marijuana use is associated with brain alterations such as ______.
A) reduced brain and gray matter in the frontal, parietal, and temporal lobes
B) increased brain and gray matter in the frontal, parietal, and temporal lobes
C) reduced myelination in the executive functioning areas of the brain
D) increased myelination in the executive functioning areas of the brain

Question

Quizplus · Accepted Answer

Regular marijuana use has been linked to reductions in brain volume and gray matter in the frontal, parietal, and temporal lobes, which are crucial for attention, memory, and learning. Additionally, studies have found that heavy marijuana use during adolescence can have lasting negative effects on brain development and cognitive function. While some research has suggested that marijuana use may increase gray matter in certain brain regions, overall the evidence points towards reductions in brain volume and gray matter associated with regular use.

Like Alcohol Use, Regular Marijuana Use Is Associated with Brain