PSYCH 100 Lecture Notes - Circadian Rhythm, Memory Consolidation, Sleep Deprivation

• School: UMASS-Amherst
• Department: Psychology & Brain Sciences
• Course: PSYCH 100
• Professor: tamararahhal

Document Summary

Our awareness of ourselves, our behavior, and our environment at any given moment. Circadian rhythm : fluctuations in alertness, energy, and mood over the course of the day. 5 stages of sleep (90-100 minute sleep cycle) different patterns of brain activity. Stage three & stage four 30 minutes. Butwhispering your name will wake you up. Rem sleep: strong brain activity, paradoxical sleep, when dreams occur, increased sexual arousal, paralyzed to keep us from acting out our dreams. Important characteristics of rem sleep: rem rebound. If we lose rem sleep, we make it up first. Important physio/psychological function: changes over the course of the evening. Here is one guess : sleep provides some essential biological function. Evidence: make up lost sleep, sleep deprivation effects. Q: how do we deal with sleep debt: naps are good! Pilots on long flights do better if they take a short nap. You can live happily with one 30-minute nap every.