PS102 Lecture Notes - Lecture 12: Slow-Wave Sleep, Rapid Eye Movement Sleep, Sleep Deprivation
Document Summary
Class to read newspaper article on brain cleans itself during sleep . Noise: increase arousal and heart rate, decrease time in deep slow wave sleep (stage 3 and 4, increase time in less restful sleep. Time in stages 3 and 4 (slow wave sleep) declines. Rem sleep more in childhood compared to old age people. (lark fast increases in body temperature, owl slow increase in body temperature) Long and short sleeps average require 6. 5 hours, (6 10: environmental factors. Types of sleep deprivation: short term up to 45 hours without sleep, long term more than 45 hours, partial no more than 5 hours/ night for 1 or more consecutive nights. Negative impact on functioning: mood suffered most (irritable, followed by decrements in cognitive and physical performance. Underestimate negative effects: takes several nights to recover, do not make up all sleep time lost, rem rebound to make up (study the textbook for this section)
