Psychology 100 Chapter 5 States of Consciousness
Psychology 100 Chapter 5 States of Consciousness 100
Long Beach State
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This 7 page Class Notes was uploaded by Stephanie Notetaker on Thursday February 25, 2016. The Class Notes belongs to 100 at California State University Long Beach taught by Dr. Angela deDios in Spring 2016. Since its upload, it has received 42 views. For similar materials see General Psychology in Psychlogy at California State University Long Beach.
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Date Created: 02/25/16
Saturday, May 21, y Chapter 5 States of Consciousness Consciousness What is consciousness? Selective attention • Lots of stimuli • What do we focus on? Inattentional blindness: we ms something that should be obvious to us, because our attention is focused on something out. Levels of Awareness Automatic processes Controlled processes 1 Saturday, May 21, y Alternate State of Consciousness Sleep and dreams • Circadian rhythms Is everyone the same? How is it controlled? • SCN takes in info about light/dark • Pineal gland releases melatonin Sleep Deprivation Impacts motor and cognitive performance Increases irritability Increases cortisol Increases risk for disease Impairs immune system functioning Increases chance of obesity 2 Saturday, May 21, y Increases accidents At risk • Shift workers • Jetlag Stages of Sleep Brain Waves - Electroencephalogram (EEG) REM Sleep Heart rate and breathing speeds up High frequency waves (beta waves) Rapid eye movements 3 Saturday, May 21, y Hard to wake up Skeletal muscles show paralysis Paradoxical sleep Dreams Stages of Sleep Why Do We Need to Sleep? Theories 4 Saturday, May 21, y • Adaptation/protection • Repair/restoration • Learning/memory • Growth/development Why Do We Dream? Dreams = meaningful? • Freud’s wish fulfillment theory • Manifest content vs. latent content 5 Saturday, May 21, y Activation synthesis hypothesis Cognitive view of dreams Sleep-Wake Disorders Insomnia 1 in 10 adults Treatment with sedatives • Risks? Melatonin Nonmedical treatments Narcolepsy 1 in 2000 Genetic predisposition Cause and cure unknown Sleep apnea • Deprives them of slowwave sleep Correlated with health risks Linked to obesity Treatment • Diet/exercise • Restrict alcohol use • Surgery • Special masks 6 Saturday, May 21, y Sleepwalking and sleep talking • NREM sleep Sleep terrors ≠ nightmares • Nightmares Disrupt REM sleep • Sleep terrors Disrupt REM sleep Most common in children 7
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