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39 Cards in this Set
- Front
- Back
Conciousness |
our awareness of ourselves in our environment. |
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Cognitive Neuroscience |
The interdisciplinary study of the brain activity linked with mental processes- Is taking the first small step by relating specific brain states to conscious experiences. |
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Duel Processing |
The principal that information is often simultaneously processed on separated conscious and unconscious tracks. |
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Blindsight |
A condition which a person can respond to a visual stimulus without consciously experiencing it. |
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Selective Attention |
The focusing of conscious awareness on a particular stimulus. |
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Inattentional Blindness |
Failing to see visible objects when our attention is directed elsewhere.
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Change Blindness |
Failing to notice changes in the environment. |
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Circadian Rhythm |
The biological clock; regular bodily rhythms that occur on a 24 hr cycle. |
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REM Sleep |
Rapid eye movement, a recurring sleep stage 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. |
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Alpha Waves |
The relatively slow brain waves of a relaxed awake state. |
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Sleep |
Periodic, natural, reversible loss of consciousness- as distinct from unconsciousness resulting from a coma, general anesthesia, or hibernation. |
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Hallucinations |
False sensory experiences such as seeing something in the absence of an external visual stimulus. |
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Delta Waves |
The large slow brain waves associated with deep sleep. |
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Insomnia |
Reoccurring problems in falling or staying asleep. |
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Narcolepsy |
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 |
A sleep disorder characterized by temporary cessations of breathing during sleep and repeated momentary awakenings. |
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Night Terrors |
A sleep disorder characterized by high arousal and an appearance of being terrified; unlike nightmares, night terrors occur during NREM-3, within two or three hours of falling asleep and are seldom remembered. |
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Dream |
A sequence of images, emotions, and thoughts passing through a sleeping persons mind. Dreams are notable 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 |
According to Freud, the remembered storyline of a dream (as distinct from its latent or hidden content). |
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Latent Content |
According to Freud, the underlying meaning of a dream (as distinct from its Manifest content).
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REM Rebound |
The tendency of REM sleep to increase following REM sleep deprivation ( created by awakenings during REM sleep). |
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Hypnosis |
A social interaction in which one person (hypnotist) suggest to another (subject) that certain perceptions, feelings, thoughts or behaviors will spontaneously occur. |
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Posthypnotic Suggestion |
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 or behaviors. |
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Disassociation |
A split in consciousness which allows some thoughts and behaviors to occur simultaneously with others. |
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Substance Use Disorder |
Continued substance craving and use despite significant life disruption and or physical risk. |
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Psychoactive Drug |
A chemical substance that alters perceptions and moods. |
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Tolerance |
The diminishing effect with regular use of the same dose of a drug, requiring the user t take larger and larger doses before experiencing the drug's effect. |
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Withdrawl |
The discomfort and distress that follow discontinuing an addictive drug or behavior. |
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Depressants |
Drugs (such as alcohol, barbiturates, and opiates) that reduce neural activity and slow body functions. |
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Alcohol Use Disorder |
popularly known as alcoholism. Alcohol use marked by tolerance, withdrawal, and a drive to continue problematic use. |
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Barbituarates |
Drugs that depress central nervous system activity, reducing anxiety but impairing memory and judgment. |
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Opiates |
Opium and its derivatives, such as morphine and heroin; they depress neural activity, temporarily lessening pain and anxiety. |
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Stimulants |
Drugs that excite neural activity and speed up body functions. |
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Amphetamines |
Drugs that stimulate neural activity, causing speeded up body functions and associated energy and mood changes. |
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Methamphetamine |
Powerfully addictive drug that stimulates the central nervous system with speeded up body functions and associated with energy and mood changes; over time, appears to reduce baseline dopamine levels. |
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Ecstasy (MDMA) |
Synthetic stimulate and mild hallucinogen. Produces euphoria and social intimacy, but with short term health risks and longer term harm to serotonin producing neurons and to mood and cognition. |
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Hallucinogens |
Psychedelic drugs such as LSD that distort perceptions and provoke sensory images in the absence of sensory input. |
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Near Death Experiences |
An altered state of consciousness reported after a close brush with death (such as through cardiac arrest) often similar to drug induced hallucinations. |
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THC |
The major active ingredient in marijuana; triggers a variety of effects, including mild hallucinations. |