title: [Ventilation and blood flow ratio].
mesh_terms: D002245:Carbon Dioxide / Q000097:blood; D006801:Humans; D009584:Nitrogen / Q000097:blood; D010100:Oxygen / Q000097:blood; D014692:Ventilation-Perfusion Ratio
chemical_list: D002245:Carbon Dioxide; D009584:Nitrogen; D010100:Oxygen