09 Consciousness

09 Consciousness - States of Consciousness Biological...

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Unformatted text preview: States of Consciousness Biological Rhythms Annual cycles Twentyeightday cycles Ninetyminute cycles Twentyfourhour cycles Factors that affect our quality of sleep Exposure to light Exercise Depression Stress Overthecounter sleep aids Anxiety Changing sleep patterns (weekends) Sleep Stages Every 90 to 100 minutes go through 5 stage sleep cycle Stage 1 Stage 2 Stage 3 Stage 4 REM Stage 1 Meyers, 2004 Stage 2 Meyers, 2004 Stage 3 and 4 Meyers, 2004 REM Meyers, 2004 Why do we need to sleep? Huffman, 2007 Effects of sleep deprivation Study evaluated traffic accidents on the Mondays after a time change Findings: Critiques More accidents after "springing forwards" Fewer accidents after "falling backwards" Melatonin Is it a good thing? What does it do? Sleep Disorders Insomnia Narcolepsy Parasomnia (night terrors) and sleepwalking Sleep apnea Two forms of apnea central sleep apnea upperairway sleep apnea Why do we dream? Information processing Physiological function Activationsynthesis REM Rebound Drugs and Consciousness Psychoactive medications that have an effect on emotion, cognition, or behavior. Psychotropic medications prescribed for the intent of having an effect on emotion, cognition, or behavior. Drug classes Psychotropic Psychoactive Antipsychotics Antidepressants Anticonvulsants Mood Stabilizers Depressants Stimulants Opiates Hallucinogens Terms to know Tolerance Withdrawal Physical dependence Psychological dependence Depressants Alcohol Barbiturates Rohypnol CoHB Antianxiety drugs (anxiolytics) Ketamine (Special K) Stimulants Cocaine Amphetamine Methamphetamine MDMA (Ecstasy) Caffeine Nicotine Opiates Morphine Heroin Codeine Hallucinogen LSD Marijuana Influences on drug use Nature of the drug Biological factors Psychological factors Cultural or social factors ...
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