Humidification of the air passages.
D001980:Bronchi; D005402:Fistula; D006469:Hemoptysis / Q000209:etiology*; D006801:Humans; D009092:Mucous Membrane; D012143:Respiratory Physiological Phenomena; D012137:Respiratory System / Q000502:physiology*; D014376:Tuberculosis; D014397:Tuberculosis, Pulmonary / Q000150:complications*
BRONCHI/fistula; HEMOPTYSIS/etiology and pathogenesis; MUCOUS MEMBRANES; RESPIRATORY TRACT/physiology; TUBERCULOSIS, PULMONARY/complications