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32 Cards in this Set
- Front
- Back
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consciousness
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awareness of ourselves and our environment
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selective attention
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focusing of consciousness awareness of a particular stimulus
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circadian rhythm
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biological clock, regual body rhythms (ex: wakefullness and body temp.) that occure on a 24 hour clock (25 hr. free running time)
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REM
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Rapid Eye Movement: recurring sleep stage, vivd dreamd, "paradoxical sleep", musicles are generally relaxed but other body systems are active
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sleep theories:
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-ancestors slept in dark to hide from predators
-sleep restores and rebulids brain tissue -helps remembering -growth, pituitary glad releases hormones |
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sleep disorders (names and explainations)
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1. Insomnia: persistant problems falling asleep or staying asleep
2. Narcolepsy: uncontrollable sleep attacks 3. Sleep Apnea: cession of breathing during sleep |
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Effects of sleep loss
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fatigue, impaired concentration, depressed immune system, vulerability to accidents
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freudian dream thoeries
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negative emotional content, failure dreaming, sexual dreaming
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psycological function of dreams
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they are periodic stimulation to develop and preserve neural pathways
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activation synthesis
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brain engages in random neural activity
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cognitive development
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reflects dreamers' development-- knowledge and understanding
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Hypnosis
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social interaction in which one person suggests to the other certain perceptions, feeligs thoughts or behaviors will spontaneously occur
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What can be done under hypnosis?
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-suggestion
-alleviate pain -therapy |
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what can NOT be done under hypnosis?
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-recall/enhance forgotten events
-act against your will -age regression |
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social influence theory
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hypnotic subjects may be actors playing a social role
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divided consciousness theory
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hypnosis is a split awareness
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Psychoactive drugs
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chemical substance that alters perceptions and mood
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physical dependence
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pysiological need for a drug, unpleasant withdrawl
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pysiological dependaence
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need to use a drug to relieve negative emotions
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tolerance
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diminishing effect with regular use
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withdrawl
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discomfort and distress that follow with discontinued use
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depressant
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reduce neural activity, slowed body functions
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alcohol (effects)
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motor skills, self awareness, agressiveness
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opiates
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pain, anxiety
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barbituates
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CNS, anxiety, impaired judgement
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stimulants
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excite neural activity, speed up bodily functions
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caffeine and nicotine
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heart rate, breathing rate, energy level
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cocaine
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euphoria
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ecstacy
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mild hallucination, deflation of mood, impaired memory
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psychoactive drugs/ hallucinogens
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psycedelic drugs that distort perception and evoke sensory images in the absence of sensory input
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LSD/Acid
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stimulates psychotic behavior, can't tell reality
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THC/hemp/weed
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variety of effects including halluciantions
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