Video encyclopedia



Why Do We Cough?


3D Animation Video - Cough


Whooping Cough in an Adult


You suddenly have a cough. Do you have omicron, a cold or the flu?


How Cough Forms in Human Body Animation - How Coughing Works Video - Mechanism of Cough Reflex

A cough is a sudden and often repetitively occurring, protective reflex, which helps to clear the large breathing passages from fluids, irritants, foreign particles and microbes. The cough reflex consists of three phases: an inhalation, a forced exhalation against a closed glottis, and a violent release of air from the lungs following opening of the glottis, usually accompanied by a distinctive sound. Coughing is either voluntary or involuntary.
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