Mechanism of Breathing in Human
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Breathing is a mechanical process consisting of two phases: Inspiration or inhalation or intake of fresh air in to the lungs. Expiration or exhalation or out push of foul and consumed air out of the lungs. Breathing is associated with the existence of life itself. The lungs themselves can neither draw in air nor push it out. Therefore, man breath by suction pump mechanism. The chest-wall and the diaphragm acts as a large pump in moving air... [ Continue reading... ]
