Chapter 7 ¡V Outline
„« Altered State of Consciousness

-changes occur in the quality and pattern of mental activity
*normal *alert *waking *sleep and dreaming *sensory deprivation *drugs
-distinct shifts in perception, emotion, memories, time sense, thoughts, etc¡K

„« Effects of Sleep loss and Changes in Sleep Patterns

-Sleep = innate biological rhythm essential for survival.
*microsleep- brief shift in brain activity to the pattern normally recorded during sleep
-Sleep loss affects performance with routine actions or vigilance.
-7 to 8 hours of sleep per night is the average sleep pattern
*without this, could result in sleep-deprivation psychosis

„« Stages of Sleep

-Four Stages
*1: light sleep (heart rate slows, breathing becomes irregular, muscles relax, hypnic jerk
*2: body temp. drops, EEG = sleep spindles, people say they are asleep
*3: EEG = delta wave, move into deeper sleep and a further loss of consciousness
*4: deep sleep, brain......

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Title: Psychology Outline
Approximate Word Count: 422
Approximate Pages: 2 (250 words per double-spaced page)

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