title: Anaerobic threshold and respiratory gas exchange during exercise.
mesh_terms: D000138:Acidosis / Q000503:physiopathology; D000293:Adolescent; D000328:Adult; D000368:Aged; D000693:Anaerobiosis; D002245:Carbon Dioxide; D005260:Female; D006331:Heart Diseases / Q000503:physiopathology; D006801:Humans; D000860:Hypoxia / Q000503:physiopathology; D008297:Male; D008875:Middle Aged; D009862:Online Systems; D010101:Oxygen Consumption; D005082:Physical Exertion; D012123:Pulmonary Ventilation; D012119:Respiration; D012129:Respiratory Function Tests; D013147:Spirometry
chemical_list: D002245:Carbon Dioxide