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Breathing interruption that occurs during sleep
sleep apnea
Stimulant used to help people stay awake and reduce appetite
amphetamine
Biological clock
Circadian rhythm
Perception of an object or a sound that seems real but is not
hallucination
Stage of sleep in which we have the most vivid dreams
Rapid Eye Movement
State of awareness in which a person’s sense of self or of the world alters
Altered State of Consciousness
Sleep problem in which people suddenly fall asleep no matter what time it is
narcolepsy
False idea that seems real
Delusion
Removal of poisonous substances from the body
detoxification
System that feeds back information about something happening in the body
biofeedback
Consciousness is considered a psychological ______ because we can not see, touch, or measure it directly.
construct
During a typical eight hours of sleep, most people go through ____ sleep cycles
five
Difficulty falling asleep is called ______
Insomnia
During _______, some people narrow their consciousness by focusing on a peaceful, repetitive pattern
meditation
Ideas that a person is not aware of, but which can be recalled, are on the _______ level
preconscious
The four different kinds of brain-wave patterns are ____ waves, ____ waves, ____ waves, and _____ waves
beta, alpha, theta, delta
______ are similar to, but more severe than, 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
addiction
A therapist may hypnotize a patient and offer a ________ to help the patient quit a habit such as smoking or overeating
Posthypnotic suggestion
_____ are drugs that slow the activity of the nervous system
Depressants
______ are drugs that speed up the activity of the nervous system
Stimulants
Nonsmokers are at risk of getting lung cancer or breathing problems when exposed to _______
secondhand smoke
Overdose of crack and other forms of cocaine can be fatal because of the strain they place on the _____
heart
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
intoxication
Morphine and heroin are addictive depressants known as
narcotics
Marijuana is an example of a
hallucinogen
