Sleep: Difference between revisions
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imported>Robert Badgett (Started 'Sleep stages') |
imported>Robert Badgett (→Sleep stages: Added REM) |
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==Sleep stages== | ==Sleep stages== | ||
The stages of sleep include "Stage 1: sleep onset, drowsy sleep; Stage 2: light sleep; Stages 3 and 4: delta sleep, light sleep, deep sleep, telencephalic sleep."<ref>{{MeSH|Sleep stages}}</ref> | The stages of sleep include "Stage 1: sleep onset, drowsy sleep; Stage 2: light sleep; Stages 3 and 4: delta sleep, light sleep, deep sleep, telencephalic sleep"<ref>{{MeSH|Sleep stages}}</ref> and REM sleep. REM sleep is "characterized by rapid movements of the eye and low voltage fast pattern EEG. It is usually associated with dreaming."<ref>{{MeSH|REM Sleep stages}}</ref> | ||
==Disorders of sleep== | ==Disorders of sleep== | ||
Revision as of 11:39, 1 January 2009
In physiology, sleep is a "readily reversible suspension of sensorimotor interaction with the environment, usually associated with recumbency and immobility."[1]
Sleep stages
The stages of sleep include "Stage 1: sleep onset, drowsy sleep; Stage 2: light sleep; Stages 3 and 4: delta sleep, light sleep, deep sleep, telencephalic sleep"[2] and REM sleep. REM sleep is "characterized by rapid movements of the eye and low voltage fast pattern EEG. It is usually associated with dreaming."[3]
Disorders of sleep
Obstructive sleep apnea
References
- ↑ Anonymous (2024), Sleep (English). Medical Subject Headings. U.S. National Library of Medicine.
- ↑ Anonymous (2024), Sleep stages (English). Medical Subject Headings. U.S. National Library of Medicine.
- ↑ Anonymous (2024), REM Sleep stages (English). Medical Subject Headings. U.S. National Library of Medicine.