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chapter 4 notes

by: Diana Notetaker

chapter 4 notes 81536

Diana Notetaker

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About this Document

these notes cover the chapter 4 lecture
intro to psychology
Class Notes
States, Of, conciousness, Psychology




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This 2 page Class Notes was uploaded by Diana Notetaker on Tuesday September 27, 2016. The Class Notes belongs to 81536 at Clovis Community College taught by Dr.Hernandez in Fall 2016. Since its upload, it has received 4 views. For similar materials see intro to psychology in Psychology (PSYC) at Clovis Community College.


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Date Created: 09/27/16
psyhology chapter 4 States of conciousness What is conciousness? Awareness of external and internal situations ­theory of mind: people think and have private experiences Levels of awareness:   ­higher level conciousness ● Controlled processing ● Executive function such as planning or problem solving ● Requires attention ­lower level conciousness ●        Automatic process requiring little attention ● Daydreaming or wandering thoughts  Altered states of conciousness: ● Drug states ● Fatigue ● Illness ● Trauma ● meditation/hypnosis Biological rhythms                                                                                                1. Annual or seasonal 2. 24 hour cycles =circadian rhythms             ­monitored by suprachiasmatic nucleus desynchronizing the clock   ­jet lag   ­shift work problems   ­insomnia resetting the clock   ­bright light   ­melatonin Adaptative evolutionary function ­safety ­energy conservation Restorative function ­body rejuvenation and growth Brain plasticity ­enhanced synaptic connections Sleep deprivation ­low alertness ­low decision making ­less complex brain activity stages of sleep ­beta  High frequency/low amplitude ­alpha  relaxed/ increase in amplitude ­stage 1 Theta waves/slower frequency ­stage 2 Theta waves/sudden increase in wave frequency ­stage 3 Slowest frequency and highest amplitude <50% delta waves ­stage 4 >50% delta waves  Difficult to wake sleepers ­Rem=rapid eye movement   Sleep disorders ­insomnia ­sleep walking and talking ­nightmares and night terrors ­narcolepsy ­sleep apnea Theories of dreaming ­freud's psychodynamic approach ­cultural approach ­cognitive theory ❏ information processes and memory ­Act on nervous system to: ❏ Alter consciousness ­psychoactive drugs ● Alter conciousness ● Modify perception ● Change moods ­continued use can lead to ❏ Tolerance ❏ addiction How does the brain get adicted?dopamine        ­psychological and physical dependence  1. Distractions are minimized  2. Told to concentrate on something specific Hypnosis­altered attention Four Steps in Hypnosis  3. Told what to expect 4. Certain obvious events/feelings are suggested 


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