The primary active ingredient in marijuana is delta-9 tetrahydrocannabinol (THC). (True or false?)

The primary active ingredient in marijuana is delta-9 tetrahydrocannabinol (THC).
 
  Indicate whether the statement is true or false

Question 2

Which of these states has the highest per-capita sales of alcohol?
 
  A. Texas
  B. California
  C. New Hampshire
  D. Georgia

Question 3

Which of the following did NOT occur in the late 1960s and throughout the 1970s in the United States?
 
  A. Young people began to distrust the government's messages about marijuana.
  B. Grassroots groups such as NORML advocated for changes in laws.
  C. The American Medical Association recommended the decriminalization of marijuana for personal use.
  D. Marijuana use among high school students reached an all-time low.

Question 4

Which of the following has NOT been found as an effect of regular marijuana use?
 
  A. Decreased testosterone levels in men.
  B. Decreased sperm counts in men.
  C. Increased testosterone levels in men.
  D. Increased heart rate in men and women.

Question 5

Studies of the effects of marijuana on automobile driving show
 
  A. consistent impairment in experienced and inexperienced users.
  B. no reliable impairment under a variety of circumstances.
  C. that chronic marijuana users have a much higher rate of traffic accidents.
  D. significant impairments when inexperienced users are studied in a laboratory environment.

Question 6

Tolerance to the effects of smoked marijuana
 
  A. allows experienced marijuana users to obtain euphoric effects with minimal cognitive impairment.
  B. has not been reliably found for any of marijuana's effects.
  C. is so powerful that chronic users must smoke more and more to attain less and less euphoria.
  D. is very rapid, such that it is almost impossible to get high again within a few days after smoking.

Question 7

The 1999 report from the Institute of Medicine suggested that marijuana cigarettes should
 
  A. never be made available for medical uses.
  B. be available for long-term use for a variety of purposes.
  C. only be used to treat glaucoma.
  D. be allowed for no more than six months for patients with intractable pain or vomiting.

Question 8

Studies show that marijuana increases which of the following?
 
  A. Verbal exchanges.
  B. Nonverbal social interactions.
  C. Nausea and vomiting.
  D. Empathy.