Regulation of respiration (third of three parts).
D000064:Acclimatization; D000138:Acidosis / Q000503:physiopathology; D000328:Adult; D000367:Age Factors; D000368:Aged; D000471:Alkalosis / Q000503:physiopathology; D000532:Altitude Sickness / Q000503:physiopathology; D000818:Animals; D001812:Blood-Brain Barrier; D002245:Carbon Dioxide / Q000032:analysis / Q000378:metabolism; D002555:Cerebrospinal Fluid / Q000378:metabolism; D002628:Chemoreceptor Cells / Q000502:physiology; D002908:Chronic Disease; D005246:Feedback; D006801:Humans; D006863:Hydrogen-Ion Concentration; D006985:Hyperventilation / Q000503:physiopathology; D000860:Hypoxia / Q000503:physiopathology; D010100:Oxygen / Q000032:analysis / Q000097:blood; D010101:Oxygen Consumption; D005082:Physical Exertion; D012119:Respiration
D002245:Carbon Dioxide; D010100:Oxygen