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Sleep Apnea

Breathing interruption that occurs during sleep


Stimulant used to help people stay awake and reduce appetite

Circadian Rhythm

Biological clock


perception of an object or a sound that seems real but is not

Rapid Eye movement

Stage of sleep in which we have the most vivid dreams


Sleep problem in which people suddenly fall asleep no matter what time it is


False idea of something that seems real

A herd state of consciousness

state of awareness in which a person's sense of self or of the world alters


Removal of poisonous substance from the body


system that feeds back information about something happening in the body

Consciousness is considered a psychological _______ because we can not see,touch or measure it directly


During a typical eight hours of sleep, most people go through _________ sleep cycles


Difficulty falling asleep is called ________


During _________, some people narrow their consciousness by focusing on a peaceful, repetitive pattern


Ideas that a person is not aware of, but which can be recalled, are on the ________ level


The four different kinds a brain-wave patterns are ______ waves, ______ waves, ______waves, and _________ waves

beta, alpha, theta, and delta

______ are similar to, but more severe to, nightmares

Night Terrors

After taking certain drugs for a while, a person shows signs of ____________ when the body craves the drug just to feel normal


A therapist mat hypnotize a patient and offer __________ to help the patient quit a habit such as smoking or overeating

posthypnotic suggestion

_______ are drugs that slow the activity of the nervous system


_______ are drugs that speed up the nervous system


Nonsmokers are at a risk of getting lung cancer or breathing problems when exposed to __________

Secondhand Smoke

Overdoses of crack and other forms of cocaine can be fatal because of the strain they place on the ___________


The type of consciousness we experience when we are conscious of external sensations is known as ___________

sensory awareness

Many of our basic biological functions, such as breathing, exist at the ______________

nonconscious level

Sleep and meditation are examples of _________

altered states of consciousness

Sleep researchers define our sleep stages in terms of

brain wave patterns

Slurred speech, blurred vision, and impaired judgment are the results of ____________


Morphine and heroin are addictive depressants known as __________


Marijuana is an example of a __________


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