PS101 Lecture Notes - Lecture 14: Slow-Wave Sleep, Lucid Dream, Shift Work
Document Summary
Effects sleep through sound, temperature, light (seasonal), shift work, stress, etc. Noise, mainly, can increase arousal, heart rate and decreases deep sleep. Time in slow wave sleep (stages 3+4) are lower. Body temperature (low/slow rise) = night owl (fast/high) rise = morning lark. Partial (no more than 5 hours/night for more than 1 or more consecutive nights) Insomnia (can"t fall asleep), sleep apnea (stop breathing suddenly) , narcolepsy (fall asleep suddenly, usually due to stress/excitement) Rem dreams are story-like, vivid, bizarre, can occur over series of nights. Important for problem solving, safe role- play and fantasy play. Activates hindbrain, then cortex turns information into something making more sense. Common dream themes: being chased sex, falling, arriving late, teaching/lessons. No agreed upon theory of dreams, but it is mostly accepted that dreams have meaning (symbolism to the individual) Freud gave theory of wish fulfillment through pleasure/pain and commonly associated dreams w. sexual content/ aggression manifestation/repression.
