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#11
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10-15-2013, 10:43 AM
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Re: Drowned Man Retrieved from Waters
If a person was alive when he entered water, water would enter the air passages along with the inspired air. Within the air passages, this water gets mixed with the various sticky secretions present there. As the air gets in and out of the windpipe along with the respiratory efforts, this water gets churned in the windpipe, along with the sticky secretions. These secretions decrease the surface tension of water, much like soap does, with the result that a lot of foam is generated. This foam is found at the nose and mouth in almost all cases of true drowning. ...in cases of drowning, the whole respiratory passage is filled with foam, which results from the massive churning that goes on during the process of drowning. -Dr. Anil Aggrawal Professor of Forensic Medicine Maulana Azad Medical College New Delhi |