When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
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Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.
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The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.
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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
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The average office desk has 400 times more bacteria on it than a toilet.