Term
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Definition
| ______ ______, sometimes called "active sleep", constitutes 20 to 25% of a normal nights sleep in adults |
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| When people are deprived of REM sleeo as a result of general sleep loss or illness, they will make up for the deprivation by getting an increased amount of REM sleep afterward, a phenomenon called ________ _______ |
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| During each ______ _______, which lasts about 90 minutes, a person has one or more stages of NREM sleep, followed by a period of REM sleep |
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Definition
| ______ _______, which are brain waves characterized by alternating short periods of calm and flashes of intense activity |
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Definition
| As sleep gradually becomes deeper, brain activity slows, and more ________ ________ (slow waves) appear in the EEG |
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Definition
| When the EEG registers 20% delta waves, sleepers enter stage 3 sleep, the beginning of _______-_______ _______ (or deep sleep) |
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Definition
| When they reach more than 50%, people enter ______ _ ______ - the deepest sleep, from which they are hardest to awaken |
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Definition
| ______, sleep disturbances in which behaviors and physciological states that normally occur only in the walking state, take place during sleep |
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Definition
| sleep walking, or ______, occurs during a partial arousal from stage 4 sleep in which the sleeper does not come to full consciousness |
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Definition
| _______, the technical term for sleepwalking, can occur in any stage |
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Definition
| ______ _______ happen during stage 4 sleep and often begin with a piercing scream |
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| _______ are more frightening than terrors because they occur during REM sleep and, as a result, are far more vivid |
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Definition
| ________ are disorders that involve the timing, quantity, or quality of sleep |
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Definition
| ______ is an incurable sleep disorder characterized by excessive daytime sleepiness and uncontrollable attacks of REM sleep, usually lasting 10 to 20 minutes |
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Definition
| _____ _______ consists of periods during sleep when breathing stops, and the individual must awaken briefly to breathe |
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Definition
| _____, a sleep disorder characterized by difficulty falling or staying asleep, by waking too early, or by sleep that is light, restless, or of poor quality |
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Definition
| _________ ______ is sleep in which there are no rapid eye movement |
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Definition
| ______ _______, the type that occur almost continuously during each REM period |
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| _______ _______, which occur during NREM sleep, although these are typically less frequent & less memorable than REM dreams |
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Definition
| _____ ______ is a means of stopping unpleasant recurring dreams and as an intervention for depression |
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Definition
| _______ _______ is the content of the dream as recalled by the dreamer |
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Definition
| ______ ______ is the underlying meaning of the dream |
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Term
| cognitive theory of dreaming |
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Definition
| Hall suggested a _______ ______ __ _______ in which he thinks that dreaming is simply thinking white asleep |
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Term
| activation-synthesis hypothesis |
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Definition
| ______-_____ ______ __ _______ suggests that dreams are simply the brain's attempt to make sense of the random firing of brain cells during REM sleep |
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Term
| evolutionary theory of dreaming |
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Definition
| advocates of the _____ _____ ___ ________ suggests that vivid, emotionally charged REM dreams serve a protective function |
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Definition
| _______ is a group of techniques that involve focussing attention on an object, a word, one's breathing, or one's body movements in an effort to block out all distractions, to enhance well-being, and to acheive an altered state of conciousness |
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| psychologists usually define _____ ______ as continued use of a substance after several episodes in which use of the substance has negatively affected an indvidual's work, education, and social relationships |
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| ______ may be formally defined as a procedure through which one person, the hypnotist, uses the power of suggestion to induce changes in thoughts, feelings, sensations, perceptions, or behavior in another person, the subject |
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Definition
| a subjective sense of physical pleasure is brought about by an increase in the availability of neutransmitter dopamine in a part of the brains limbic system known as the ______ ________ |
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Definition
| _______ ______ is the user becomes progressively less affected by the drug and must take increasingly larger doses to achieve the same effect or high |
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Definition
| _________ speed up activity in the central nervous system, suppress appetite, and can make a person feel more awake, alert, and energetic |
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| ________ ____ ________ results from the body's natural ability to protect itself against harmful substances |
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Term
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Definition
| __________ ________, which are both physical and phychological, are usually the exact opposite of the effects produced by the drug |
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Term
| psychological drug dependence |
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Definition
| _________ _____ ________ is a craving or irresitable urge for the drug's pleasurable effects; it is even more difficult to combat than physical dependence |
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Definition
| _______ increases alertness, but few people who have tried to quit smoking doubt its addictive power |
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| __________ increased arousal, relieve fatigue, improve alertness, suppress the apetite and give a rush of energy |
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