body plethysmograph

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Noun1.body plethysmograph - plethysmograph consisting of a chamber surrounding the entire body; used in studies of respiration
plethysmograph - a measuring instrument for measuring changes in volume of a part or organ or whole body (usually resulting from fluctuations in the amount of blood it contains)
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Spirometric tests were performed at rest before exercise using a body plethysmograph (Sensor Medics V6200 Auto box; Sensor Medics Co.
Spirometry was measured by an experienced scientific officer using a Vmax 22D spirometer coupled to an Autobox V62J Body Plethysmograph and Spectra software (Sensormedics Corp.
The body plethysmograph directly measures airway resistance by measuring the pressures needed to produce resultant flows and thus the units for Raw are cm H2O/liter/ second.
The body plethysmograph measures the volume decrease of the chest, which exceeds the volume of gas exhaled during flow , the difference being the compression of the alveolar gas (7).
25-75]) total lung capacity (TLC) and residual volume (RV) data were obtained using constant volume variable pressure body plethysmograph (PK Morgan, Chatham, Kent, UK).
Changes of the respiratory pressure and rate were recorded in a whole body plethysmograph before and after treatment.
The pulmonary function tests consisted of specific airway resistance (SRaw) measurements with a constant body plethysmograph (model Master Lab; Jaeger), using the method of Dubois et al.