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Consciousness
Awareness of things outside and inside ourselves
Altered state of consciousness
A state of consciousness in which a person's sense of self or sense of the road changes
REM sleep
Sleep stage characterized by irregular breathing, increased blood pressure, and faster heart rate
Insomnia
The inability to sleep
Sleep apnea
Breathing interruption that occurs during sleep
Meditation
Method some people use to try to narrow their consciousness so that stresses of the outside world fade away
Biofeedback
A system that provides information about something happening in the body
Depressant
A drug that slows the activity of their nervous system
Stimulant
A drug that increases the activity of the nervous system
Addiction
After a person takes a drug for a while, the body craves it to feel normal
Euphoria
A feeling of great happiness or well-being
Detoxification
The removal of a harmful substance from the body
Nonconscious
Level at which many basic biological functions occur, such as breathing
Selective attention
Focus on a particular stimulus
Construct
A concept, model, or schematic idea
Precounscious
Ideas that are not in your awareness now but can be recalled or remembered
Unconscious
A reservoir of mostly unacceptable thoughts, wishing a, feelings, and memories of which we are unaware but which influences our behavior
Circadian rhythm
A regular sequence of biological processes, such as temperature and sleep, that occurs every 24 hours
Rapid- eye movement sleep
A stage of sleep characterized by rapid eye movements and linked to dreaming; also called REM sleep
Night terror
A sleep disorder characterized by high arousal and apparent terror; unlike nightmares, night terrors are seldom remembered
Narcolepsy
An uncommon sleep disorder characterized by brief attacks of REM sleep, often at in opportune moments
Hypnosis
A condition in which people appear to be highly suggestible and to behave as if they are in a trance
Posthypnotic suggestion
Instructions given to a person under hypnosis that are supposed to be carried out after the hypnosis session has ended
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
Intoxication
A state of drunkenness characterized by impaired coordination and judgement
Amphetamines
A type of stimulant often used to stay awake or to reduce appetite
Hallucination
A false sensory perception that occurs in the absence of any actual stimulus
Delsuion
An erroneous belief, as of persecution or grandeur, that may accompany certain psychotic disorders
Hallucinogen
A psychedelic drug, such as LSD, that distorts perceptions and evokes sensory images in the absence of actual sensory input (causes hallucinations)
Direct inner awareness
Awareness of emotions, thoughts, memories, and images
Sensory awareness
Refers to biological functions that are never in awareness
Sleep
Common altered state of consciousness experienced by most people on a daily basis
Nicotine
Very common stimulant
Amphetamines
Stimulant
Cocaine
Stimulant derived from coca plant
Beta waves
We are awake and alert (waves that are short and quick)
Alpha waves
We become drowsy, and the brain waves slow
Delta waves
We fall asleep and stay asleep for 30-40 mins. We move into stages 3&4 of sleep
Theda waves
Slower than alpha waves; transition into light sleep