title: Site of hypoxic pulmonary vasoconstriction.
mesh_terms: D000818:Animals; D000860:Hypoxia / Q000473:pathology* / Q000503:physiopathology; D008168:Lung / Q000098:blood supply; D008171:Lung Diseases / Q000473:pathology* / Q000503:physiopathology; D014661:Vasoconstriction