dictionary help| Va/Q --> ventilation/perfusion ratio | medical dictionary |
<physiology> The ratio of alveolar ventilation to simultaneous alveolar capillary blood flow in any part of the lung. Both ventilation and perfusion are expressed per unit volume of tissue and per unit time, which cancel, the units become litres of gas per litre of blood.
Abbreviation: Va/Q
(05 Mar 2000)
ventilation/perfusion lung imaging, ventilation/perfusion mismatch, ventilation-perfusion ratio < Prev | Next > ventilation-perfusion scan, ventilation perfusion scanning
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