Coordination of ventilation and perfusion.
D000367:Age Factors; D001783:Blood Flow Velocity; D002245:Carbon Dioxide / Q000097:blood; D006801:Humans; D008168:Lung / Q000502:physiology* / Q000503:physiopathology; D008170:Lung Compliance; D008433:Mathematics; D009584:Nitrogen / Q000097:blood; D010100:Oxygen / Q000097:blood; D010101:Oxygen Consumption; D011652:Pulmonary Circulation; D012119:Respiration; D013147:Spirometry; D013997:Time Factors; D014692:Ventilation-Perfusion Ratio
D002245:Carbon Dioxide; D009584:Nitrogen; D010100:Oxygen