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pressure plethysmograph



  1. a plethysmograph applied to part of the body, a limb segment, and arranged so that volume is measured during temporary application of sufficient pressure to the part to empty its blood vessels;
  2. a body plethysmograph in which changes of body volume are measured in terms of the consequent changes in air pressure in the body plethysmograph.
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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.