Pulmonary Gas Exchange

**Definition:** The exchange of OXYGEN and CARBON DIOXIDE between alveolar air and pulmonary capillary blood that occurs across the BLOOD-AIR BARRIER.

**Tree numbers:** - E01.370.386.700.650 - G03.143.775.602 - G09.772.705.760.602

**Synonyms:** - Exchange, Pulmonary Gas - Gas Exchange, Pulmonary