sleep-wake cycle

sleep-wake cycle
/sleep"wayk"/
Physiol. the species-specific biological pattern of alternating sleep and wakefulness, in humans roughly 8 hours of nocturnal sleep and 16 hours of daytime activity.

* * *


Universalium. 2010.

Игры ⚽ Поможем решить контрольную работу

Look at other dictionaries:

  • sleep-wake cycle — /sleep wayk / Physiol. the species specific biological pattern of alternating sleep and wakefulness, in humans roughly 8 hours of nocturnal sleep and 16 hours of daytime activity …   Useful english dictionary

  • Non-24-hour sleep-wake syndrome — Classification and external resources ICD 10 G47.2 ICD 9 327.34 …   Wikipedia

  • Irregular sleep–wake rhythm — Irregular sleep wake rhythm Classification and external resources ICD 10 G47.2 ICD 9 327.33 …   Wikipedia

  • Sleep induction — Sleep induction, the deliberate effort to bring on sleep by various techniques or medicinal means, is practiced to lengthen periods of sleep, increase the effectiveness of sleep, and to reduce or prevent insomnia. Contents 1 Alcohol 2 Guided… …   Wikipedia

  • Sleep and creativity — The majority of studies on sleep and creativity have shown that sleep can facilitate insightful behavior and flexible reasoning. On the other hand, a few recent studies have supported a theory of creative insomnia, in which creativity is… …   Wikipedia

  • sleep — sleepful, adj. sleeplike, adj. /sleep/, v., slept, sleeping, n. v.i. 1. to take the rest afforded by a suspension of voluntary bodily functions and the natural suspension, complete or partial, of consciousness; cease being awake. 2. Bot. to… …   Universalium

  • Sleep (non-human) — Sleep in non human animals refers to how the behavioral and physiological state of sleep, mainly characterized by reversible unconsciousness, non responsiveness to external stimuli, and motor passivity, appears in different categories of animals …   Wikipedia

  • Sleep disorder — Classification and external resources ICD 10 F51, G47 ICD 9 …   Wikipedia

  • Sleep medicine — is a medical subspecialty devoted to the diagnosis and therapy of sleep disturbances and disorders. From the middle of the 20th century, research has provided increasing knowledge and answered many questions about sleep wake functioning. [cite… …   Wikipedia

  • Sleep paralysis — is paralysis associated with sleep that may occur in healthy persons or may be associated with narcolepsy, cataplexy, and hypnagogic hallucinations. The pathophysiology of this condition is closely related to the normal hypotonia that occurs… …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”