PSYC 1200 Lecture 5: Chapter 5

• School: University of Manitoba
• Department: Psychology
• Course: PSYC 1200
• Professor: Launa C.Leboe- Mcgowan

Document Summary

Section 5. 1 biological rhythms of consciousness: wakefulness and sleep. Consciousness is a person"s subjective awareness, including thoughts, perceptions, experiences of the world, and self-awareness: our thoughts and perceptions are constantly adapting to new situations. In some situations when we pay more attention to something, we are more likely in control of our conscious experiences. In other cases, when we are daydreaming, our conscious seems to wander. 20 minutes later, we enter stage 3 sleep, in which brain waves continue to slow down and new waves known as delta waves large, looping waves that are high amplitude and low-frequency (less than. 3 hz: after about an hour of sleep, the sleep cycles goes in reverse and we move back toward stage 2, we move into a unique stage called. Rem(nrem) sleep: at the end of the first rem phase, we cycle back toward deep sleep stages and back into rem sleep every 90-100 minutes.