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The structure of the human respiratory system The human respiratory system consists of tissues and organs providing pulmonary ventilation and pulmonary respiration. In the structure of the system, it is possible to distinguish the main elements – the airways and lungs, as well as auxiliary – elements of the musculoskeletal system. The airways include: nose, nasal cavity, nasopharynx, trachea, larynx, bronchi and bronchioles. The lungs consist of alveolar sacs, bronchioles, as well as arteries, capillaries, veins of the pulmonary circulation. Elements of the musculoskeletal system associated with breathing include ribs, intercostal muscles, the diaphragm, and auxiliary respiratory muscles. Numerous studies carried out in various countries have shown a significant increase in respiratory diseases over the past 10 years.
Types of respiratory diseases. Bronchitis is an infectious disease accompanied by diffuse inflammation of the bronchi. The main symptom of the disease is a cough. If the disease lasts less than three weeks, they speak of acute bronchitis. Continue reading