title: Hypercapnia with relief of hypoxia in normal individuals with increased work of breathing.
mesh_terms: D000328:Adult; D002245:Carbon Dioxide / Q000097:blood; D006801:Humans; D006935:Hypercapnia / Q000209:etiology*; D000860:Hypoxia / Q000503:physiopathology*; D010100:Oxygen / Q000097:blood; D011650:Pulmonary Alveoli / Q000503:physiopathology; D012123:Pulmonary Ventilation; D012119:Respiration; D013147:Spirometry; D014939:Work of Breathing
chemical_list: D002245:Carbon Dioxide; D010100:Oxygen