consciousness & memory
consciousness & memory PSY 101
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This 5 page Class Notes was uploaded by Nowak Notetaker on Friday October 23, 2015. The Class Notes belongs to PSY 101 at Indiana University taught by Dr. Thomassen in Summer 2015. Since its upload, it has received 54 views. For similar materials see Introductory Psychology in Psychlogy at Indiana University.
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Date Created: 10/23/15
Maddie Nowak P101 10191023 Consciousness subjective awareness of internal and external events limitation of awareness William James Attention internal processes used to set priorities for mental functioning consciousness and attention selective ex Dichotic Listening Task cannot listen to both stories nonconscious screening Cocktail Party Effect shut out everything except our conscious awareness selfrelevant makes it into consciousness someone yelling name Automaticity processing wo attention requires little or no focus more automatic process less likely consciously aware Disorders of Attention Visual Neglect tendency to ignore things on one side of body usually left damage to right partietal lobe symp read only one page dress one side Blindsight unaware of perceiving stimuli win area of visual field damage to primary visual cortex Prosopagnosia unable to recognize familiar faces ADHD distractible cannot finish tasks MKNOWAK Hypnosis tracelike state of heightened susceptibility to suggestions of others Franz Mesmer Control pn reduce smoking improve athletic performance treating psychological disorders NOT deep sleep Sleep most common form of consciousness Reversible state Circadian rhythms 0 Mini cycle 12 hrs 0 Normal cycle little more than 24 hrs 0 Reg rhythm of sleepiness and wakefulness 0 Environmental factors including light temp social o traveling eastward against rhythms sleep deprivation hallucinations start day 4 Sleep maintenance restorative helps repair normal wer and tear Survival Value Adaptive removes organism from hostile short sleepers grazers predators long sleepers less sleep more food Sleep Cycle Reach REM 90 mins Awake alpha Stage 1 theta easily awaken Stage 2 transitional Stage 3amp4 delta activity high activity MKNOWAK REM replaces awake stage looks similar dominates later stages dreaming physiological changes Alternate Views of Dreams Activationsynthesis Hypothesis brains attempt to make sense of random patterns of neural activity high order functions problem solving Freudian View of Dreams wishfulfillment of the unconscious dream in symbols 0 manifest vs latentcontent Sleep Disorders Nightmares frightening anxietyarousing dreams occur primarily during REM frequent gt psychological disorder Night Terrors sleeper awakens suddenly in extreme state of panic nonREM goes away w age Sleepwalking sleeper wanders nonREM goes away w age Hypnic Myoclania jerk to jump start brain sends signal to wake up body MKNOWAK Drugs and Sleep Psychoactive drugs affect behavior amp mental processes thru alterations of conscious awareness change communication channels of neurons mimic neurotransmitters nicotine depress block sleeping pills tolerance increase amounts needed to produce effect long term depression anhedonia dependency physical or psychological need for drug physical dependency withdrawal Drugs depressants decrease CNS Stimulants increase CNS Opiates decrease CNS Hallucinogens alter perception Memory capacity to preserve and recover info Processes Encoding how formed Storage how kept Retrieval how recovered and translated into performance 3 phases sensory working memory STM longterm memory LTM Sensory Memory Iconic Visual Echoic Auditory MKNOWAK Eldetic Photographic iconic memory big difference persists in time 26 children have this MKNOWAK