Following are descriptions of behavior that are characteristic among users of certain classes of drugs. For each description, indicate the class of drug (narcotics, stimulants, and so on) for which the behavior is most characteristic. For each description, also name at least one drug that produces the described effects. a. Slurred speech, slow reaction time, impaired judgment, reduced coordination b. Intense emotional responses, anxiety, altered sensory perceptions c. Alertness, feelings of strength and confidence, rapid speech and movement, decreased appetite d. Drowsiness, intense feeling of well-being, relief from pain

The effects of narcotic drugs are described in the following statements

Slurred speech, slow reaction time, impaired judgment, reduced coordination Drowsiness, intense feeling of well-being, relief from pain

Narcotic drugs include the opiates, therefore heroin or morfine. The term refers to any psychoactive substance which meanwhile induces to sleep

The effects of stimulant drugs are described in the following statements

Intense emotional responses, anxiety, altered sensory perceptions. Alertness, feelings of strength and confidence, rapid speech and movement, decreased appetite

Stimulant drugs are substances which enhance the level of activity of the nervous system and the body, such as cocaine of MMDA.