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polysomnography

Pronunciation: pol'e-som-nog'ra-fe

Definition: A sleep study that measures multiple physiologic variables associated with sleep. Includes oxygen saturation, electrocardiography, air flow, respiratory effort, limb movement, eye and jaw muscle movement, and brain electrical activity.

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

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