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Article: Blood clot forms in 3 quick steps filled with chemical signals
- Article from:
- The Milwaukee Journal Sentinel (Milwaukee, WI)
- Article date:
- December 2, 2002
- Author:
CopyrightCopyright 2002 The Milwaukee Journal Sentinel. Provided by ProQuest LLC. (Hide copyright information)
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How Come?
Blood clot forms in 3 quick steps filled with chemical signals,
reactions
By KATHY WOLLARD Los Angeles Times Syndicate
Monday, December 2, 2002
"How does blood clot?" asks V. Aroon Kumar, a student in Madras,
India.
Ever get an unexpected paper cut from an innocent-looking
envelope? When you cut your finger, your body acts quickly to stop
blood from dripping out through the cut vessel. Blood, after all, is
what carries oxygen and nutrients to all organs, from brain to liver
to heart. Without blood, the body dies. So the body acts fast to
conserve every drop.
A blood clot forms in three quick steps, involving a cascade of
chemical signals and reactions. About 20 different substances ...