The chemical in marijuana that causes the user to feel “high” is __________.

• dopamine

• cannabis sativa

• tetrahydrocannabinol (THC)

How many teens smoke marijuana regularly?

• more than half

• fewer than 25%

• fewer than 1%

Marijuana users experience short-term memory loss because of the drug’s effect on.

• the heart

• the hippocampus

• the basal ganglia

a. In addition to causing trouble in the brain, smoking marijuana may increase the risk of _________________________.

• amputation and obesity

• kidney stones and ruptured appendix

• heart attacks and lung cancer

Memory problems associated with marijuana use are due to THC’s actions in which part of the brain?

• cerebellum

• hippocampus

• dopamine

The teen brain is actively developing and continues to develop until around age ___________.

• 25

• 18

• 21

All of the following are negative effects of teen marijuana use except

• Difficulty thinking and problem-solving

• Problems with memory and learning

• Problems with school and social life

• Difficulty maintaining attention

• Increased Creativity

Marijuana use might have permanent effects on the developing brain when use begins in adolescence, especially with regular or heavy use.

• True

• False

Compared with teens who do not use marijuana, teens who use marijuana are more likely to quit high school or not get a college degree.

• True

• False

The association between marijuana and schizophrenia is stronger in people who start using marijuana at an earlier age and use marijuana more frequently.

• True

• False