25 terms

TM Psychology 1 - Unit 5 Exam - 2019

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consciousness
Our awareness of ourselves and our environment.
circadian rhythm
The biological clock; regular bodily rhythms that occur on a 24-hour cycle.
REM sleep
Rapid eye moment sleep; a recurring sleep stage during which vivid dreams commonly occur. Also known as paradoxical sleep, because the muscles are relaxed (except for minor twitches) but other body systems are active.
paradoxical sleep
Time in REM sleep where the brain is active but the muscles are inactive.
delta waves
The large, slow brain waves associated with deep sleep.
NREM sleep
Non-rapid eye movement sleep; encompasses all sleep stages except for REM sleep.
narcolepsy
A sleep disorder characterized by uncontrollable sleep attacks. The sufferer may lapse directly into REM sleep, often at inopportune times.
sleep apnea
A sleep disorder characterized by temporary cessations of breathing during sleep and repeated momentary awakenings.
night terrors
A sleep disorder characterized by a high arousal and an appearance of being terrified; unlike nightmares, night terrors occur during Stage 4 sleep, within two or three hours of falling asleep, and are seldom remembered.
manifest content
According to Freud, the remembered story line of a dream (as distinct from its latent, or hidden, content).
latent content
According to Freud, the underlying meaning of a dream (as distinct from its manifest content).
REM rebound
The tendency for REM sleep to increase following REM sleep deprivation (created by repeated awakenings during REM sleep).
hypnosis
A social interaction in which one person suggests to another that certain perceptions, feelings thoughts or behaviors will spontaneously occur.
dissociation
A split in consciousness, which allows some thoughts and behaviors to occur simultaneously with others.
physical dependence
A physiological need for a drug, marked by unpleasant withdrawal symptoms when the drug is discontinued.
psychological dependence
A psychological need to use a drug, such as to relieve negative emotions.
addiction
Compulsive drug craving and use, despite adverse consequences.
depressants
Drugs (such as alcohol, barbiturates, and opiates) that reduce activity and slow body functions.
opiates
Opium and its derivatives, (such as morphine and heroin); depress neural activity, temporarily lessening pain and anxiety.
stimulants
Drugs (such as caffeine, nicotine, and more powerful amphetamines, cocaine, and ecstasy) that excite neural activity and speed up the body functions.
insomnia
Recurring problems in falling or staying asleep.
hallucinogens
Psychedlic drugs, such as LSD, that distort perception and evoke sensory images in the absence of sensory input.
90 min. sleep cycle
Stages 1,2,3,4,3,2, REM.
divided consciousness theory
State in which one's consciousness is split into distinct components, possibly during hypnosis.
social influence theory
Hypnosis is a social phenomena where subjects act in ways appropriate for their roles.
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