PSYC 1010 Lecture Notes - Lecture 4: Non-Rapid Eye Movement Sleep, Sleep Deprivation, Freerunning

• School: York University
• Department: Psychology
• Course: PSYC 1010
• Professor: Heather Jenkin

Document Summary

Consider that: we move around, but how do we stop ourselves from falling out of bed, we sometimes incorporate real-world noises into our dreams, some noises (own baby"s cry) wake us more easily than others. Monitor eeg/brain waves and muscle movements during sleep. Expose the sleeping person to noises and words and then examine the effects on the brain (waves) and mind (memory) Sleep: periodic, natural loss of consciousness as distinct from unconsciousness resulting from a coma, general anesthesia, or hibernation. 90 minutes sleep cycle for younger adults. The circadian ( about a day") rhythm refers to the body"s natural 24-hour cycle, roughly matched to the day/night cycle or light and dark. What changes during the 24-hour: following factors vary, rising and falling over the course of the day and night. Larks (early birds) and owls (night: daily rhythms vary from individuals and age. Natural wake-sleep cycle longer than 24 hours.