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32 Cards in this Set
- Front
- Back
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Selective Attention
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the focusing of consciousness awareness on a particular stimulus
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Inattentional Blindness
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Failing to see visible objects when our attention is directed elsewhere
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Circadian Rhythm
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the biological clock; regular bodily rhythms that occur on a 24-hour cycle
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REM Sleep
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Rapid eye movement sleep, a recurring sleep stage during which vivid dreams commonly occur. Also known as paradoxical sleep, because the muscles are relaxed but other bodily systems are active
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Alpha Waves
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The relatively slow brain waves of a relaxed, awake state.
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Delta Waves
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the large, slow brain waves associated with deep sleep
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Insomnia
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Recurring problem in falling or stying asleep
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Narcolepsy
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A sleep disorder characterized by uncontrollable sleep attacks. The sufferer may lapse directly into REM sleep, often at inopportune times
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Sleep Apnea
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A sleep disorder characterized by temporary cessations of breathing during sleep and repeated momentary awakenings
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Night Terrors
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A sleep disorder characterized by high arousal and an appearance of being terrified; unlike nightmares, night terrors occur during Stage 4 sleep, within two to three hours of falling asleep , and are seldom remembered
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Dream
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A sequence of images, emotions and thoughts passing through a sleeping person's mind. Dreams are noteable for their hallucinatory imagery, discontinuities, and incongruities, and for the dreamers delusional acceptance of the content and later difficulties remembering it
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Manifest Content
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According to Freud, the remembered story line of a dream (as distinct from its latent or hidden content)
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Latent Content
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According to Freud, the underlying meaning of a dream
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REM Rebound
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The tendency for REM sleep to increase following REM sleep deprivation
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Hypnosis
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A social interaction in which one person, suggests to another that certain perceptions, feelings, thoughts or behaviors will spontaneously occur
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Posthypnotic
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A suggestion made during a hypnosis session, to be carried out after the subject is no longer hypnotized: used by some clinicians to help control undesired symptoms and behaviors
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Dissociation
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A split in consciousness, which allows some thoughts and behaviors to occur simultaneously with others
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Psychoactive Drug
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A chemical substance that alters perceptions and mood
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Tolerance
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The diminishing effect with regular use of the same dose of a drug requiring the user to take larger and larger doses before experiencing the drugs effect
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Withdrawal
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The discomfort and distress that following that follow discontinuing the use of an addictive drug
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Physical Dependence
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A physiological need for a drug marked be unpleasant withdrawal symptoms when the drug is discontinued
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Psychological Dependence
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A psychological need to use a drug, such as to relieve negative emotions
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Depressants
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Drugs that reduce neural activity and slow body functions
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Barbiturates
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Drugs that depress the activity of the central nervous system, reducing anxiety but impairing memory and judgment
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Opiates
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Opium and its derivatives, such as morphine and heroine they depress neural activity, temporarily lessening pain and anxiety
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Stimulants
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Drugs (ex: nicotine) that excite neural activity and speed up body functions
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Amphetamines
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Drugs that stimulate neural activity, causing speeded-up body functions and associated energy and mood changes
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Methamphetamine
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A powerfully addictive drug that stimulates the central nervous system, with speeded-up body functions and associated enegy and mood changes; appears to reduce baseline dopamine levels
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Ecstasy (MDMA)
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A synthetic stimulant and mild hallucinogen. Produces euphoria and social intimacy, but with short-term health risks and longer-term harm to seratonin producing neurons and to mood and cognition
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Hallucinogens
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Psychedelic drugs, such as LSD, that distort perceptions and evoke sensory images in the absence of sensory input
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LSD
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A powerful hallucinogen drug; also known as acid
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THC
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The major active ingredient in marijuana, triggers a variety of effects including mild hallucinations
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