WVU PSYC 101 - Sleep and Dreaming (2 pages)

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Sleep and Dreaming



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Sleep and Dreaming

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Sleep and Dreaming


Lecture number:
10
Pages:
2
Type:
Lecture Note
School:
West Virginia University
Course:
Psyc 101 - Introduction to Psychology

Unformatted text preview:

PSYCH 101 1nd Edition Lecture 10 Outline of Last Lecture I Perceptual Organization Outline of Current Lecture II Sleep and Dreams Current Lecture 1 Consciousness is the awareness of the sensations thoughts and feelings being experienced at a given moment 2 What are the characteristics of the Stages of Sleep a Stage 1 NREM Transition between wakefulness and sleep Rapid low amplitude brain waves b Stage 2 NREM Slower more regular wave pattern and momentary interruptions sleep spindles c Stage 3 NREM Slow brain waves with greater peaks and valleys d Stage 4 Now considered to be part of Stage 3 lecture NREM deepest sleep least responsive to outside stimuli e REM periods heart rate increases and is irregular blood pressure rises and breathing rate increases i REM rebound recovery When woken up mid REM sleep they spend more time in REM sleep the next night 3 How do alcohol and caffeine affect sleep a Less restful feel tired the next day 4 Functions of sleep a Conserve energy 5 How much sleep do you need What if you don t get enough sleep a Varies between men and women usually about 8 9 hours b Irritable weary slower brain function less creative 6 Theories about dreaming a Wish fulfillment Theory by Sigmund Freud dreams represent unconscious wishes that the dreamer desires to see fulfilled b Survival Information relevant to daily survival is reconsidered and reprocessed c Activation synthesis random activation of various memories that are tied together in a logical story line These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute 7 Sleep disturbances a Insomnia difficulty sleeping and staying asleep b SIDS Sudden Infant Death Syndrome mysterious killer of healthy infants c Night Terrors Sudden awakenings from non REM sleep followed by fear d Narcolepsy uncontrollable sleeping for short periods at any time of day e Sleepwalking Vague consciousness of environment 8 Circadian



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