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26 Cards in this Set
- Front
- Back
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psychoactive drug
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substance capable of influencing perception, mood, cognition, or behavior
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stimulant
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speed up activity in the CNS; might say it activates sympathetic NS
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depressant
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slows down activity in the CNS
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psychedelic drug
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disrupt normal thought processes
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alcohol effects
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frontal lobe-emotions; neurons-slows down communication; medulla-emotions; GABA-makes sluggish
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narcotic effects
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CNS; dopamine, endorphins->depresses
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nicotine effect
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cortex & hippocampus-->attentiveness & awareness increased; locus cerules-->arousal, alertness, concentration improvement
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speed
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stimulant; anphetamine
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marijuana
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psychoactive drug & psychedelic; affects all brain; cannabinoid receptors (learning, memory, coordination)
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cocaine
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stimulant; affects dopamine--voluntary movement, learning, emotion, memory; affects amygdala
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substance abuse
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recurrent use resulting in failure to meet obligations
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substance dependence
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• In a 12 month period
o Tolerance or withdrawal o Taking larger amounts o Persistent desire or unsuccessful efforts to control use o Great deal of time spent to obtain, use and recover from use o Given up social, occupation or recreational activities because of use o Continued use despite problems |
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Cannabis Dependence
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• Compulsive use
• Tolerance • Persistence use despite physical or psychological problems • Acute use may cause REM suppression • Amotivational syndrome o No motivation |
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recovery cycle
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• Pre-comtemplation stage
o Enter harmful drug use • Contemplation stage o Consider recovering o Something tragic happens and decide to stop • Action Stage o Take action to do something to stop o Enter recovery program • Maintenance Stage o Figuring out what their triggers were |
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consciousness
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awareness of oneself and environment
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biological rhythm
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periodic system
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circadian rhythm
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once every 24 hrs
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realms of sleep
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• Stage 1
o Feel self drifting on the edge of consciousness • Stage 2 o Minor noises wont bother you • Stage 3 o Breathing and pulse have slowed down • Stage 4 o Deep sleep • REM o Increase eye movement, loss of muscle tone, dreaming |
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sleep apnea
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stop breathing
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narcolepsy
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randomly fall asleep
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sleep debt
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not getting enough sleep
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why we dream
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mental housekeeping; reflections fo current concerns; unconscious wishes; brain activity
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caffeine
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elevates blood pressure, aggravates stress, causes insomnia, improves creativity, prevent pakinson's
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procedural memory
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how to do things; increase in stage 2 improves performance
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declarative memories
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facts
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pruning
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occurs overnight; brain picks & sorts unimportant memories and leaves the more important ones in there
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