PSY100Y5 Chapter 5: Chapter 5 Book notes

• School: UTM
• Department: Psychology
• Course: PSY100Y5
• Professor: Dax Urbszat

Document Summary

Chapter 5: variations in consciousness: on the nature of consciousness, introduction. Biological rhythms and sleep: the role of circadian rhythms, biological rhythms are periodic fluctuations in physiological functioning. May be effective as a mild sedative, to treat insomnia. Immobilization associated with sleep reduces exposure to predators and other sources: sleep evolved to conserve organisms" energy. Insomnia chronic problem in getting enough sleep. Chanaps: difficulty falling asleep initially, difficulty remaining asleep, and persistent early morning awakening, daytime fatigue, impaired functioning, lower productivity, and health problems, due to stress, disruptions of biological rhythms, or other temp circumstances. Excessive anxiety and tension, depression, or offshoot of health problems back pain. Due to significant stress: night/sleep terrors abrupt awakenings from nrem sleep accompanied by intense arousal and feelings of panic. Usually a temp problem: somnambulism (sleep walking) when a person arises and wanders about while asleep.