Withdrawal from heroin is: (a) agonizing (b) considered physiologically clean (c) very life ...

Withdrawal from heroin is:
 
  (a) agonizing (b) considered physiologically clean (c) very life threatening (d) all of the above

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Major tranquilizers function as:
 
  (a) anesthesia (b) mood elevators (c) muscle relaxants (d) antipsychotics

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The need to increase the amount of drug in order to produce the same effect indicates:
 
  (a) addiction (b) habituation (c) psychological dependence (d) tolerance

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Depressant drugs that produce relaxation are classified as:
 
  (a) sedatives (b) tranquilizers (c) hypnotics (d) anesthetics

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The active ingredient in marijuana that causes the desirable effects is:
 
  (a) tar
  (b) cannabis (c) hashish (d) THC