1. acute hyperthermia and muscle damage
2. physical dependence
3. schizophrenic symptoms
4. analgesia
5. inhibition of monoamine transporters

3.    The psychotomimetic activity of lysergic acid diethylamide (LSD) is believed to result from its ability to

1. activate 5-hydroxytryptamine 5-HT2 receptors
2. block 5-hydroxytryptamine 5-HT2 receptors
3. inhibit neuronal reuptake of noradrenaline and dopamine
4. release 5-hydroxytryptamine and block its neuronal reuptake
5. block receptors for g-aminobutyric acid

4.    Progressive myocardial damage leading to heart failure is most likely to occur in persons who abuse

1. lysergic acid diethylamide (LSD)
2. phencyclidine
3. mescaline
4. psilocybin
5. cocaine

5.    Methylphenidate is primarily used in the treatment of

1. narcolepsy
2. mood depression
3. attention deficit-hyperactivity disorder
4. obesity
5. asthma

6.    The adverse effects of methylenedioxymethamphetamine (MDMA) typically include

1. drug addiction
2. skeletal muscle damage
3. hypothermia
4. liver failure
5. bone marrow depression