SleepandConsciousness Psych 105- Intro to Psycholgy
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This 3 page Class Notes was uploaded by Madison Frazee on Friday February 13, 2015. The Class Notes belongs to Psych 105- Intro to Psycholgy at Washington State University taught by Anna Strahm in Fall. Since its upload, it has received 55 views. For similar materials see Sleep and Consciousness in Psychlogy at Washington State University.
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Lectures notes?? Yes please! Looking forward to the next set!
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Date Created: 02/13/15
Consciousness 0 Our awareness of ourselves and our environment 0 Some are spontaneous o Daydreaming drowsiness dreaming o Physiologically o Hallucinations orgasm starvation o Psychologically o Sensory deprivation hypnosis meditation Levels of Consciousness 1 Minimal low level 2 sensory awareness the mind inputs sensations and may output behavior 3 Full you know and are able to report your mental state 4 Selfconsciousness attention is drawn to the self as an object Properties 0 lntentionality consciousness is about something 0 Unity resists being divided 0 Selectivity capacity to include some things but not others 0 Transience tendency to change focus Dual Processing and Two Track Mind 0 Dual Processing information is often simultaneously processed on separate conscious and unconscious levels 0 The two track mind 0 Serial conscious processing solving problems with focused attention 0 Unconscious parallel automatic pilot taking care of routine business Paying Attention o Selective attention the focusing of conscious awareness on a particular stimulus o The cocktail party effect tuning in one message while filtering out others nearby 0 Examples of selective inattention o lnattentional blindness failure to see visible objects when attention is directed elsewhere 0 Change blindness failure to notice changes in the environment Biological Rhythms and Sleep 0 Sleep stages sleep occur in a repeating 5 stage pattern that occurs over 90 minutes Awake and alert beta brain waves Awake but drowsy alpha brain waves NREM mixture of alpha and theta waves NREM sleep spindles K complex theta brain waves and beginning of delta waves NREM mixture os theta and delta waves NREM delta waves REM fast active brain waves dream sleep NFDQ39ThPONT REM o Rapideyemovement o Dreaming sleep Voluntary muscle activity suppressed Fast brain wave activity Physiological arousal Lengthens as sleep progresses Why do we Sleep Protective role in human evolution Brain restoration and repair of damaged neurons Store and rebuild memories of day s experiences Promotes creative problem solving Encourages growth through pituitary gland secretion of growth hormone Sleep Over a Lifespan o Shorter sleep cycles in infancy o 90 minute cycle emerges by age 5 c From childhood to late adulthood total sleep time decreases 0 REM sleep decreases in late adulthood The Effects of Sleep Deprivation Fa gue Impairment of concentration creativity communication Can lead to obesity hypertension suppressed immune system Can lead to irritability and slowed performance Sleep Disorders lnsomnia Narcolepsy Sleep apnea Night terrors Sleepwalking Consciousness 0 Dreams unfolding sequences of thoughts perceptions images and emotions that typically occur during REM sleep Four or five dreaming episodes per night Longest episodes occur during longest REM stages typically early morning Dependent on brain activity related to REM sleep Dreams Fascinating Facts 0 Animals dream Blind people dream about other senses such as taste touch sound smell There is no such thing as dying in your dreams and in real life up to 80 percent of our dreams are in color Dreams of a sexual nature are less common than thought 0 1 in 10 dreams among men 0 1 in 30 dreams among women Hypnosis Cooperative social interaction in which the participant responds to suggestions made by the hypnotist Sensory and perceptual changes Susceptibility to posthypnotic suggestions Changes in memory through suggestion posthypnotic amnesia or hypermnesia Can 0 Alleviate pains and functions 0 Be helpful for treatments of obesity hypertension and anxiety 0 Improve athletic motivation concentration performance 0 Be clone to people against their will 0 Increase physical capabilities or bestow new talents o Enhance recall of forgotten events
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