title: Blood gas exchange in emphysema: an example illustrating method of calculation.
mesh_terms: D001784:Blood Gas Analysis; D001810:Blood Volume; D004646:Emphysema / Q000503:physiopathology*; D006801:Humans; D008433:Mathematics; D009584:Nitrogen / Q000032:analysis; D010100:Oxygen / Q000032:analysis; D010101:Oxygen Consumption; D010477:Perfusion; D011650:Pulmonary Alveoli / Q000503:physiopathology; D012119:Respiration
chemical_list: D009584:Nitrogen; D010100:Oxygen