Psychology Chapter 5

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Consciousness

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39 Terms
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Consciousness

Awareness of things outside and inside ourselves

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Altered state of consciousness

A state of consciousness in which a person's sense of self or sense of the road changes

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REM sleep

Sleep stage characterized by irregular breathing, increased blood pressure, and faster heart rate

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Insomnia

The inability to sleep

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Sleep apnea

Breathing interruption that occurs during sleep

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Meditation

Method some people use to try to narrow their consciousness so that stresses of the outside world fade away

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Biofeedback

A system that provides information about something happening in the body

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Depressant

A drug that slows the activity of their nervous system

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Stimulant

A drug that increases the activity of the nervous system

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Addiction

After a person takes a drug for a while, the body craves it to feel normal

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Euphoria

A feeling of great happiness or well-being

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Detoxification

The removal of a harmful substance from the body

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Nonconscious

Level at which many basic biological functions occur, such as breathing

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Selective attention

Focus on a particular stimulus

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Construct

A concept, model, or schematic idea

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Precounscious

Ideas that are not in your awareness now but can be recalled or remembered

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Unconscious

A reservoir of mostly unacceptable thoughts, wishing a, feelings, and memories of which we are unaware but which influences our behavior

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Circadian rhythm

A regular sequence of biological processes, such as temperature and sleep, that occurs every 24 hours

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Rapid- eye movement sleep

A stage of sleep characterized by rapid eye movements and linked to dreaming; also called REM sleep

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Night terror

A sleep disorder characterized by high arousal and apparent terror; unlike nightmares, night terrors are seldom remembered

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Narcolepsy

An uncommon sleep disorder characterized by brief attacks of REM sleep, often at in opportune moments

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Hypnosis

A condition in which people appear to be highly suggestible and to behave as if they are in a trance

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Posthypnotic suggestion

Instructions given to a person under hypnosis that are supposed to be carried out after the hypnosis session has ended

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Narcotics

A type of drug that dulls the senses, relieves pain, and induces sleep; the term is usually reserved for those drugs derived from the opium poppy plant

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Intoxication

A state of drunkenness characterized by impaired coordination and judgement

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Amphetamines

A type of stimulant often used to stay awake or to reduce appetite

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Hallucination

A false sensory perception that occurs in the absence of any actual stimulus

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Delsuion

An erroneous belief, as of persecution or grandeur, that may accompany certain psychotic disorders

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Hallucinogen

A psychedelic drug, such as LSD, that distorts perceptions and evokes sensory images in the absence of actual sensory input (causes hallucinations)

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Direct inner awareness

Awareness of emotions, thoughts, memories, and images

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Sensory awareness

Refers to biological functions that are never in awareness

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Sleep

Common altered state of consciousness experienced by most people on a daily basis

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Nicotine

Very common stimulant

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Amphetamines

Stimulant

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Cocaine

Stimulant derived from coca plant

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Beta waves

We are awake and alert (waves that are short and quick)

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Alpha waves

We become drowsy, and the brain waves slow

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Delta waves

We fall asleep and stay asleep for 30-40 mins. We move into stages 3&4 of sleep

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Theda waves

Slower than alpha waves; transition into light sleep

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