List and briefly describe the four major categories of psychoactive drugs. What effect do they typically have on the nervous system?
What will be an ideal response?
Answer: A good answer will include the following key points.
? Stimulants speed up the activity in the central nervous system typically enhancing wakefulness and alertness.
? Hallucinogens are substances that produce perceptual distortions. Depending on the type of hallucinogen consumed, distortions can be visual, auditory, and sometimes tactile. Hallucinogens also alter how people perceive their own thinking.
? Opiates mimic the action of endorphins and have a powerful, euphoric effect on emotions and reduce pain.
? Sedative drugs, sometimes referred to as "downers," depress activity of the central nervous system.
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Recent research suggests that students have better feelings about themselves and their connection to school in a(n) _____ system
A) 6-3-3 B) 8-4 C) 5-3-4 D) All of the above are equally effective.
Regarding the practice of safe sex, which of the following statements is FALSE?
a. Sexually active persons should practice safe sex until their partner's sexual history and/or health has been clearly established. b. Rates for many STDs are rising among gay men due, in part, to the fact that new medical treatments are helping people with HIV live longer and not look sick. c. Drinking alcohol has not been shown to increase the likelihood of taking sexual risks. d. A study of heterosexual adults also found that the majority did not practice safe sex with their last partner.