what is the respiratory system
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The respiratory system is a biological system consisting of specific organs and structures used for gas exchange in animals and plants. The anatomy and physiology that make this happen varies greatly, depending on the size of the organism, the environment in which it lives and its evolutionary history.
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it consists of our nose, pharynx, larynx, trachea, bronchi, bronchioles, etc. it helps in inhaling and exhaling. It is one of the most important function and it is an essential organ system.
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