PSYCH 130 Chapter 4: Chapter 4 Psych Notes
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5: myoclonic jerks, stage n2 (non-rem2) sleep, theta waves continue, interspersed with sleep spindles (brief high frequency neurons firing simultaneously) 7: sleep problems afflict most people who have psychological disorders and many other disorders as well, most sleep problems undiagnosed, sleep disorders, major sleep problems: 8: psychoactive drugs: drugs that act on the nervous system to alter consciousness, modify perception, and change moods, using psychoactive drugs has several consequences, losing track of responsibilities, problems in the workplace and in relationships, drug dependence. 9: hallucinogens: psychoactive drugs that modify a person"s perceptual experiences and produce visual images that are not real, marijuana, lsd (lysergic acid diethylamide) In hypnosis, the hypnotist: minimizes distractions and makes the person to be hypnotized comfortable, tells the person to concentrate on something specific. Initial increases in activation in the basal ganglia and prefrontal cortex. 11: decreases in the anterior cingulate, which is thought to be associated with acts of will.
