Chapter 4: Consciousness
6. drugs that increase the functioning of the nervous system.
9. depressant drugs that have a sedative effect.
10. bad dreams occurring during REM sleep.
13. mental series of exercises meant to refocus attention and achieve a trance-like state of consciousness.
14. drugs that decrease the functioning of the nervous system.
17. narcotic drug derived from opium that is extremely addictive.
18. stimulants that are synthesized in laboratories rather than being found in nature.
21. the inability to get to sleep, stay asleep, or get a good quality of sleep.
22. drugs that alter thinking, perception, and memory.
1. drugs that lower anxiety and reduce stress.
2. physical symptoms that can include nausea, pain, tremors, crankiness, and high blood pressure, resulting from a lack of an addictive drug in the body systems.
3. a class of opium-related drugs that suppress the sensation of pain by binding to and stimulating the nervous systemís natural receptor sites for endorphins.
4. state of consciousness in which the person is especially susceptible to suggestion.
5. stage of sleep in which the eyes move rapidly under the eyelids and the person is typically experiencing a dream.
7. sleep disorder in which a person falls immediately into REM sleep during the day, without warning.
8. a mild stimulant found in coffee, tea, and several other plant-based substances.
11. long, slow waves that indicate the deepest stage of sleep.
12. a cycle of bodily rhythm that occurs over a 24 hour period.
15. brain waves that indicate a state of relaxation or light sleep.
16. a natural drug derived from the leaves of the coca plant.
19. a personís awareness of everything that is going on around him or her at any given moment.
20. brief sidesteps into sleep lasting only a few seconds.
23. disorder in which the person stops breathing for nearly half a minute or more.
24. drugs that cause false sensory messages, altering the perception of reality.
25. the chemical resulting from fermentation or distillation of various kinds of vegetable matter.