Psychology 1000 Lecture 19: chapter 6

• School: Western University
• Department: Psychology
• Course: Psychology 1000
• Professor: Dr.Mike

Document Summary

Peak levels= in late afternoon (best time for physical tasks) Suprachiasmatic nucleus (area of the brain that controls this) Daylight stimulates the scn which inhibits production of melatonin in pineal gland. Darkness removes the inhibition, resulting in more melatonin we feel tired. Phase advance more difficult than phase delay ex. Halifax is more problematic than east to west. From time to time information might leak out. Not always thinking about it, you have to search for it. Awareness of the relationship between self and the external world. Freud= a happy person never fantasizes about things only an unhappy one does. Top 5 daydreams (occurs roughly very 90 mins: failure or success, aggression, sex or romance, guilt, problem solving. Low risk way to deal with problems (imagine reality) During sleep the body begins to shut down. Temperature drops (kicks off onset of sleep cycle) After stage 4 cycles reverse, when you go back into stage 1 you go into rem sleep.