Chapter_7 - Chapter 7 States of Consciousness Warm Up Pick...

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Chapter 7: States of Consciousness
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Warm Up Pick up Sleep Quiz and 2 nd qt schedule on the overhead Create a chapter 7 unit page
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What is Consciousness? Consciousness has been defined by psychologists as our awareness of ourselves and our environment. The awareness varies depending on our attention to the task at hand. Ex: driving.
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Consciousness and Information Processing Consciousness describes what we are aware of but many things are processed outside of our “consciousness.” Difficult or novel tasks require more conscious attention than well learned tasks. Consciousness has a limited capacity
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Daydreams and Fantasies Almost everyone daydreams at one point or another. Young adults tend to fantasize more than older adults, and admit to more sexual fantasies. Although 95% of all people have sexual fantasies, men tend to fantasize more than women. Fantasy-prone personality: someone who imagines and recalls experiences with lifelike vividness and who spends considerable time fantasizing.
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Why Might Daydreaming Be Helpful and Adaptive for Humans? A way to escape Prepare for future events Aware of unfinished business Increase creativity Substitute for impulsive behavior
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Biological Rhythms Biological Rhythms: periodic physiological fluctuations built into human beings. Ex: 28 day menstrual cycle, 24 hour alertness cycle, annual cycle, 90 minute sleep cycles. Circadian Rhythm: biological clock that regulates body rhythms on a 24 hour cycle….larks vs. owls.
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Is P.M.S. A Myth?!? “Premenstrual Syndrome: ” feelings of increasing tension and stress that occur before onset of menstruation. Human tendency to remember instances that confirm our beliefs. Placebos work the same Sadness, lethargic,irritability, headaches, insomnia
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Sleep Sleep: refers to the periodic, natural, reversible loss of consciousness. Using an EEG , sleep researchers have shown the mind is “awake” during various stages of sleep.
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Sleep Stages: Stage 1 As we lay with our eyes closed we are in an awake but highly relaxed state characterized by alpha waves (slow waves) being emitted from our brain. As we fall asleep, we have a 50% decrease in alpha wave activity…sometimes referred to as “drowsy sleep.” During Stage 1 sleep, we often experience hallucinations: false sensory experiences. We may feel a sensation of falling or floating .
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econd Stage: S leep S pindles After about 5 minutes in stage 1 sleep, you sleep into Stage 2 sleep which is characterized by Sleep Spindles: bursts of rapid, rhythmic, brain wave activity. Stage where you are clearly asleep, sleep
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Chapter_7 - Chapter 7 States of Consciousness Warm Up Pick...

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