The organs of the respiratory system form a continuous system of passages, called the respiratory tract, through which air flows into and out of the body.The respiratory tract has two major divisions:The respiratory system (also respiratory apparatus, ventilatory system) is a biological system consisting of specific organs and structures used for gas exchange in animals and plants.The human respiratory system is a system of organs responsible for inhaling oxygen and exhaling carbon dioxide in humans.The important respiratory organs in living beings include- lungs, gills, …