Definition: 'Diffusing Capacity'
diffusing capacityType: Term
Pronunciation: symbol, D, followed by subscripts indicating location and chemical species
1. the amount of oxygen taken up by pulmonary capillary blood per minute per unit average oxygen pressure gradient between alveolar gas and pulmonary capillary blood; units are: ml/min/mm Hg; also applied to other gases such as carbon monoxide, which is used in the standard clinical measure of diffusing capacity.
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