- sleep spindle
- sleep spindle n a burst of synchronous alpha waves that occurs during light sleep
Medical dictionary. 2011.
sleep spindle
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Sleep spindle — A sleep spindle is burst of brain activity visible on an EEG that occurs during stage 2 sleep. It consists of 12 16 Hz waves that occur for 0.5 to 1.5 seconds. FunctionSleep spindles may represent periods where the brain is inhibiting processing… … Wikipedia
Sleep apnea — Classification and external resources Obstructive sleep apnea ICD 10 G … Wikipedia
Sleep disorder — Classification and external resources ICD 10 F51, G47 ICD 9 … 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
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 — Waking up redirects here. For other uses, see Waking Up (disambiguation). This article is about sleep in general; for specifically non human sleep see Sleep (non human); for other uses, see Sleep (disambiguation). Sleeping child Sleep is a… … Wikipedia
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spindle — In anatomy and pathology, any fusiform cell or structure. [A.S.] aortic s. a fusiform dilation of the aorta immediately beyond the isthmus. SYN: His s.. central s. a central group of microtubules (continuous fib … Medical dictionary
Spindle — may refer to:In technology*See also: Axle *A spindle is part of an automobile suspension system. It carries the hub for the wheel and attaches to the upper and lower control arms. *A spindle is part of a bicycle pedal. It carries the pedal body,… … Wikipedia
Spindle's End — infobox Book | name = Spindle s End title orig = translator = image caption = First edition, 2000 author = Robin McKinley illustrator = cover artist = country = United Kingdom language = English series = Folktales genre = Fantasy novel publisher … Wikipedia
