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Psych 101 Test 2 (Tri-C)
Intro to Psych Chap 4
30
Psychology
Undergraduate 1
10/16/2006

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Cards

Term
Altered States of Consciousness
Definition
Changes in awareness produced by sleep, mediation, hypnosis, and drugs
Term
Consciousness
Definition
Everything of which we are aware at any given time-our toughts, feelings, sendations, and external environment
Term
Circadian rhythm
Definition
within each 24-hour period, the regular fluctuation from high to low points of certain bodily functions and behaviors
Term
NREM Sleep
Definition
Non Rapid Eye Movement
which consists of four sleep stages and is chracterized by slow regular aspiration and heart rate, little body movement, and blood pressure and brain activity that are at their 24-hour low points
Term
REM sleep
Definition
Rapid Eye Movement
A type of sleep chracterized by rapid eye movements, paralysis or large muscles, fast and irrigular heart and respiration rates, increaed brain-wave activity, and vivid dreams
Term
Sleep cycle
Definition
A period of sleep lasting about 90 minutes and including one or more stages of NREM stages of NREM sleep, followed by REM sleep
Term
Stage 1
Definition
light sleep, few minutes, Irregular wave, some of which are alpha waves
Term
Stage 2
Definition
Characterizied by alternating short periods of calm and flashes of intense activtiy
Term
Stage 3
Definition
Beginning of slow-wave sleep (or deep sleep) Delta waves increase
Term
Stage 4
Definition
When delta waves reach 50% (deepest sleep from they are the hardest to awaken)
Term
Restorative theory of sleep
Definition
function of sleep is to restore body and mind
Term
Circadian theory of sleep
Definition
sleep evoloved to keep humans out of harm's way during he night; also known as the evolutionary theory
Term
REM Dream
Definition
occuring almost continously duringeach REM period and having story-live quality; typically more vivid, visual, and emotional than NREM dreams
Term
NREM Dream
Definition
occuring during NREM sleep that is typically less frequent and memorable than REM dreams are
Term
Manifest content
Definition
Freud's term for content of dream as recalled by the dreamer
Term
Parasomnias
Definition
sleep disturbances in which behaviors and physilogical states that normally take place only in the waking state occur while a person is sleeping
Term
Narcolepsy
Definition
an incurable sleep disorder chracterized by excessive daytime sleepiness and uncontrollable attacks ofREM sleep
Term
Sleep apnea
Definition
sleep disorder characterized by periods during sleepi when breathing stops and the individual must awakn briefly in order to breathe
Term
Insomnia
Definition
sleep disorder characterized b difficulty falling or staying asleep, by aking too early, or by sleep that is light, restless, or poor quality
Term
meditation
Definition
(concentrative)
group of techniques that involved focusing attention on an object, word, one's breathing, or one's body movements in an effort to block all distractions, to enhance well-being, and to achieve an altered state of consciousness
Term
hypnosis
Definition
a procedure through which one person, the hypotist, uses to power suggestion to induce changes in thoughts, feelings, sensations, perceptions, orbehavior in another person, the subject
Term
psychoactive drugs
Definition
any substance that alters mood, perception, or thought; called a controlled substance if approved for medical use
Term
substance abuse
Definition
continued use of a substance after several episodes in which use of the substance has negatively affected an individual's work, education, and social relationships
Term
drug tolerance
Definition
a condition in which the user becomes progressively less affected by the drug and must take increasingly larger doses to maintain the same effect or high
Term
drug dependence
Definition
a compulsive pattern of drug use in which the user develops a drug olerance coupled with unpleasant withdrawal symptoms when the drug use is discounted
Term
withdrawal symptoms
Definition
physical and psychological symptoms that occur when a regularly used drug is discontinued and that terminate when the drug is taken again
Term
stimulants
Definition
a category of drugs that speed up activity in the CNS, suppress appetite, and can cause a person to feel more awake, alert, and energetic; also called "uppers"
Term
depressants
Definition
a category of drugs hat decreasre acitivty in the central nervous system, slow down bodily functuinsm and reduce sensitivity to outside stimulation; also called "downers."
Term
narcotics
Definition
a class of depressant drugs derived from the opium poppy that produce both pain-relieving and calming effects
Term
hallucinogens
Definition
a category of drugs that can alter and distort perceptions of time and space, alter mood, produce feelings of unreality, and cause hallucinations; also called psychedelics
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