The nose as form and function.
D000388:Air; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D008365:Manometry; D008433:Mathematics; D009058:Mouth Breathing; D009666:Nose / Q000033:anatomy & histology* / Q000502:physiology*; D009668:Nose Diseases / Q000601:surgery; D010036:Otolaryngology / Q000266:history; D012119:Respiration; D012129:Respiratory Function Tests; D012141:Respiratory Tract Infections / Q000517:prevention & control