Psychology 1000 Lecture Notes - Lecture 6: Circadian Rhythm, Jet Lag, Suprachiasmatic Nucleus

• School: Western University
• Department: Psychology
• Course: Psychology 1000
• Professor: Mark Holden

Document Summary

Levels of consciousness: name and briefly describe freud"s 3 levels of consciousness. Modern psychodynamicists suggest that motivation/emotion act at what level: name and briefly describe the levels of consciousness from the cognitive viewpoint. Vegetative state: adrian owen asked people in a vegetative state to think about two different activities that were known to activate different regions of the brain. Do night owls have different rhythms from early birds: causes of circadian rhythms. Describe the relationship between daylight, the suprachiasmatic nuclei (scn), melatonin, and feeling sleepy/awake. Is it shorter or longer than 24 hours: disruptions to circadian rhythms: There are differences in the amount of sleep, and the proportion of sleep spent in different stages across people of different ages. Which brain areas are particularly important to our sleep cycles: sleep deprivation. Briefly describe the idea of sleep debt. One study discussed in class looked at three different types of sleep deprivation, and examined cognitive performance, physical performance, and mood.