Sleeping, Dreaming, and Drug Use

2. Produces hallucinogenic experiences at very low doses; visual hallucinations, perceptual distortions, increased sensory awareness, and intense psychological feelings.
4. Peyote cactus; contains about 30 psychoactive chemicals.
6. Synthetic; resembles both mescaline and amphetamine; heightens sensations, gives euphoric rush, raises body temperature and creates feelings of warmth and empathy.
8. Painful physical and psychological symptoms that occur after a drug-dependent person stops using the drug.
10. Suddenly falling asleep or feeling very tired during the day.
11. Failure to get enough sleep at night in order to feel rested the next day.
14. Human behaviors and emotions are modulated by ___ that act as keys between neurons.
16. Psychoactive drug whose primary active ingredient is THC; found in leaves of the cannabis plant; THC is rapidly absorbed by the lungs when smoked.
17. Can be smoked or snorted; produces almost instant high; causes marked increase in blood pressure and heart rate. Produces feelings of enhanced mood.
18. You can be hypnotized against your will, true or false?
21. Made from coca leaves; can be sniffed or snorted.
22. The state of consciousness resulting from a narrowed focus of attention and characterized by heightened suggestibility.
23. "Magic Mushrooms"

1. Psychoactive drugs that produce strange and unusual perceptual, sensory, and cognitive experiences, which the person sees or hears but knows are not occurring in reality.
3. Person has developed a behavioral patter of drug abuse that is marked by an overwhelming and compulsive desire to obtain and use the drug.
5. Refers to a change in the nervous system so that a person now needs to take the drug to prevent the occurrence of painful withdrawal symptoms.
7. Mild stimulant that produces moderate physiological and psychological arousal, including decreased fatigue and drowsiness, feelings of alertness and improved reaction times.
9. Walking or carrying out behaviors during sleep.
12. Frequent interruptions of breathing during sleep.
13. Increased activity of the central nervous system that results in heightened alertness, arousal, euphoria, and decreased appetite and fatigue.
15. When a person repeatedly uses drugs over time, the original dose no longer produces the desired effect so that person must take increasingly larger doses of the drug.
19. The brain produces ___-like chemicals called endorphins.
20. Most emotions experienced in dreams are ___.