Relacionar Columnas 3.26 Respiratory diseases mosaic (D)Versión en línea Diseases of the respiratory system por Emir Barajas 1 Pulmonary emphysema is the dilatation of alveoli or the destruction of their walls. 2 Laryngitis: Inflamation of the larynx. 3 Asthma inflamates and narrows the respiratory airways, causing difficult breathing. 4 Lung cancer is the growth of malignant cells (tumor) in the respiratory tract. 5 Allergic rhinitis: inflammation related to the inhalation of an allergen.