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Respiratory system - Wikipedia 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
Human respiratory system | Description, Parts, Function, Facts . . . Human respiratory system, the system in humans that takes up oxygen and expels carbon dioxide The major organs of the respiratory system include the nose, pharynx, larynx, trachea, bronchi, lungs, and diaphragm
Guide to the human respiratory system The respiratory system supplies oxygen to all parts of your body through the circulatory system Every time you inhale, your blood absorbs and then circulates the air all over your body
Introduction to Diagnosis of Lung Disorders - The Merck Manuals The respiratory system starts at the nose and mouth and continues through the airways and the lungs Air enters the respiratory system through the nose and mouth and passes down the throat (pharynx) and through the voice box, or larynx The entrance to the larynx is covered by a small flap of tissue (epiglottis) that automatically closes during swallowing, thus preventing food or drink from
Respiratory System Organs and Their Functions - New Health Advisor The respiratory system plays a vital role in the body, by providing your cells with much needed oxygen, as well as excreting carbon dioxide, which can be deadly if allowed to accumulate Major parts of the system include the airways, the lungs, and the muscles of respiration