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34 Cards in this Set
- Front
- Back
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Stage 1 sleep
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the state of transition between wakefulness and sleep, characterized by relatively rapid, low-amplitude brain waves
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Stage 2 sleep
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a sleep deeper than that of stage 1, characterized by a slower, more regular wave pattern, along with momentary interruptions of "sleep spindles."
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Stage 3 sleep |
A sleep characterized by slow brain waves, with greater peaks and valleys in the wave pattern than in stage 2 sleep
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Stage 4 sleep |
The deepest stage of sleep, during which we are least responsive to outside stimulation |
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Rapid eye movement (REM) sleep |
Sleep occupying 20% of an adult's sleeping time, characterized by increased heart rate, blood pressure, and breathing rate; erections; eye-movements; and the experience of dreaming |
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Unconscious Wish Fulfillment theory |
Sigmund Freud's theory that dreams represent unconscious wishes that dreamers desire to see fulfilled |
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Dreams-for-survival theory |
The theory suggesting that dreams permit information that is critical for our daily survival to be reconsidered and reprocessed during sleep |
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Activation-synthesis theory
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Hobson's theory that the brain produces random electrical energy during REM sleep that stimulates memories stored in the brain
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Circadian Rhythms
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biological processes that occur regularly on approximately a 24-hr cycle
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Daydreams
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fantasies that people construct while awake
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Hypnosis
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a trancelike state of heightened susceptibility to the suggestions of others
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Mediation
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a learned technique for refocusing attention that brings about an altered state of consciousness
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Psychoactive drugs
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drugs that influence a person's emotions, perceptions, and behavior
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Addictive drugs
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drugs that produce a biological or psychological dependence in the user so that withdrawal from them leads to a craving for the drug that, in some cases, may be nearly irresistible
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Stimulants
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drugs that have an arousal effect on the central nervous system, causing a rise in heart rate, blood pressure, and muscular tension
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Depressants
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drugs that slow down the nervous system
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Narcotics
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drugs that increase relaxation and relieve pain and anxiety
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Hallucinogen
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a drug that is capable of producing hallucinations, or changes in the perceptual process
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Narcolepsy |
a sleep disorder that causes a person to fall asleep suddenly without warning |
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Sleep apnea |
a sleep disorder where airflow is restricted or blocked |
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Psychological dependence |
a psychological need to use a drug, such as to relieve negative emotions |
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Physical dependence |
a physiological need for a drug, marked by unpleasant withdrawal symptoms when the drug is discontinued |
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Withdrawal |
the discomfort and distress that follows discontinuing the use of an addictive drug |
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Addiction |
having a compulsive drug craving and use |
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Marijuana |
most common used illegal substance whose active ingredient is THC |
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Sleep walking |
a disorder that tends to run in families where a person physically moves around during their sleep |
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Consciousness |
the awareness of ourselves and our environment |
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Paradoxical |
REM sleep is also called ________ because the sleeper appears agitated |
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Nicotine |
the most widely used legal psychoactive drug in the world |
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Night terror |
a sleep disorder where it looks like a panic attack in your sleep. It's most common in children |
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LSD |
this hallucinogenic drug was found by accident in a laboratory |
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Insomnia |
a prolonged inability to sleep |
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Tolerance |
the diminishing effect with regular use of the same dose of a drug requiring the user to increase the dose to get the previous desired effect |
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Lucid dreaming |
the experience of being able to control the activities and character's in your dream |
