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1. What is the proper, biological name of marijuana?

Cannabis exotica
Cannabis sativa
Cannabis saliva
Cannabis punjata

2. What is the name of the active chemical in marijuana?

delta-9 ethanol dehydrogenase
delta-Fos-B
delta-9 tetrahydrocannabinol
delta gamma

3. How long does it take for marijuana to reach peak levels in the brain?

10 seconds
90 seconds
10 minutes
90 minutes

4. How long after smoking marijuana are mental and physical abilities weakened?

One hour
Three or four hours
Twelve to sixteen hours
Twenty-four hours

5. What percentage of teenagers try marijuana at least once before graduating from high school?

Less than 10%
About 25%
Less than 50%
Almost 75%
Over 90%

6. Which of the following statements is the most true?

Smoking marijuana has little effect on someone’s ability to drive a car.
Smoking marijuana is less damaging to someone’s ability to drive a car than alcohol is. People who have been smoking marijuana do not have much trouble passing roadside sobriety ("drunkenness") tests.
People who have been smoking marijuana have just as much trouble passing roadside sobriety ("drunkenness") tests as people who have been drinking.
People who have been smoking marijuana have more trouble passing roadside sobriety ("drunkenness") tests than people who have been drinking.

7. How does risk of lung cancer for a marijuana smoker compare to a tobacco smoker’s risk?

Marijuana causes little risk of lung cancer.
Marijuana contains about 50% more of the cancer-causing chemical benzopyrene than tobacco contains.
Marijuana contains about 50% less of the cancer-causing chemical benzopyrene than tobacco contains.
Marijuana contains a larger number of cancer-causing chemicals in greater amounts than tobacco contains.

8. THC "mimics" which neurotransmitter in the brain?

Anandamide
Serotonin
Dopamine
Norepinephrine
Epinephrine

9. Which of the following statements about THC is false?

It interferes with the formation of short-term memory.
It gets in the way of coordinated movement.
It affects how the user integrates emotions with actions.
It stimulates, or speeds up, brain and body functions.

10. Which of the following is not a short-term negative effect of marijuana use?

Problems with memory and learning.
Inability to sleep.
Distorted sense of sight.
Elevated heart rate.
Increased risk of injury.

11. Does marijuana deposit tar in the lungs, the way tobacco smoking does?

No.
Yes, but somewhat less than tobacco
Yes, about the same as tobacco.
Yes, about two times as much as tobacco.
Yes, about five times as much as tobacco.

12. How does marijuana affect a male’s ability to father a child?

It makes him impotent and sterile.
It kills most of the sperm cells in his body.
It decreases sperm count.
It decreases sperm count and make abnormal sperm.
It has no effect on a male’s ability to father a child.

13. What effect does marijuana not have when used during pregancy?

Increases the miscarriage rate.
Causes severe facial and limb abnormalities.
Causes lower birth weight, leading to health problems.
May cause brain damage in the fetus.

14. What is amotivational syndrome?

Psychological addiction to using marijuana
Loss of interest in goals and life outside of marijuana use
Lack of sense of humor and creativity due to marijuana use
Increase in aggression, anger, and violence due to marijuana use

15. Which of the following signs of addiction do most marijuana abusers not suffer?

Withdrawal symptoms: heavy sweating, abdominal cramps, racing heart, nausea, and dizziness
Increased tolerance (the need for more and more to feel the same effect)
Compulsive drug craving and drug seeking
Continued use despite negative consequences in life