Term
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Definition
| a person's subjective awareness, including thoughts, perception, experiences of the world, and self awareness |
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Term
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Definition
| internally driven daily cycles of approximately 24 hours affecting physiological and behavioral processes |
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Term
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Definition
| refers to a set of objective measurements used to examine physiological variables during sleep |
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Term
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Definition
| a stage of sleep characterized by quickening brain waves, inhibited body movement, and rapid eye movements |
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Term
| restore and repair hypothesis |
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Definition
| the idea that the body needs to restore energy levels and repair any wear and tear on the body from the day's activities |
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Term
| preserve and protect hypothesis |
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Definition
| suggests that two more adaptive functions of sleep are preserving energy and protecting the organism from harm |
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Term
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Definition
| occurs when an individual cannot or does not sleep |
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Term
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Definition
| occurs when an individual is prevented from sleeping at the normal time although she may be able to sleep earlier or later in the day than usual |
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Term
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Definition
| the discomfort a person feels when sleep cycles are out of synchronization with light and darkness |
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Term
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Definition
| the images and storylines that we dream about |
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Term
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Definition
| the actual symbolic meaning of a dream built on suppressed sexual or aggressive urges |
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Term
| activation-synthesis hypothesis |
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Definition
| suggests that dreams arise from brain activity originating from bursts of excitatory messages from the brainstream |
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Term
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Definition
| thoughts and concerns are continuous from waking to sleeping, and dreams may function to facilitate finding solutions to problems encountered while awake |
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Term
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Definition
a disorder characterized by an extreme lack of sleep;
effects 10% of USA |
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Term
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Definition
| particularly vivid and disturbing dreams that occur during REM sleep |
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Term
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Definition
| intense bouts of panic and arousal that awaken the individual, typically in a heightened emotional state |
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Term
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Definition
| a persistent feeling of discomfort in the legs and the urge to continuously shift them into different positions |
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Term
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Definition
| sleepwalking; a disorder that involves wandering and performing other activities while asleep |
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Term
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Definition
| a disorder characterized by the temporary inability to breathe during sleep |
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Term
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Definition
| a disorder in which a person experiences extreme daytime sleepiness and even sleep attacks |
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Term
| sleep state misperception |
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Definition
| a condition in which a person underestimates her amount of sleep on a regular basis |
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Term
| positive sleep state misperception |
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Definition
| occurs when individuals regularly overestimate their sleep |
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Term
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Definition
| a procedure of inducing a heightnened state of suggestibility |
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Term
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Definition
| explains hyposis as a unique state in which consciousness is divided into two parts: an observer and a hidden observer |
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Term
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Definition
| explains hypnosis by emphasizing the degree to which beliefs and expectations contribute to increased suggestability |
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Term
| persistant vegetative state |
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Definition
| a state of minimal to no consciousness in which the patient's eyes may be open, and the individual will develop sleep-wake cycles without clear signs of consciousness |
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Term
| minimally conscious state |
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Definition
| a disorered state of consciousness marked by the ability to show some behaviors that suggest at least partial consciousness, even if on an inconsistent basis |
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Term
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Definition
| substances that affect thinking. behavior, perception, and emotion |
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Term
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Definition
| a category of drugs that speed up the nervous system, typically enhancing wakefullness and alertness |
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Term
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Definition
| typically classified as a stimulant, but also has hallucinogenic effects |
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Term
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Definition
| substances that produce perceptual distortions |
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Term
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Definition
| a drug comprising the leaves and buds of the cannabis plant that produces a combination of hallucinagenic, stimulant, and relaxing (narcotic) effects |
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Term
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Definition
| drugs such as heroin and morphine that reduce pain and induce extremely intense feelings of euphoria |
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Term
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Definition
| "downers"; depress activity of the central nervous system |
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