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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Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.
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Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.
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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%
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The familiar sounds of your heart are made by the heart's valves as they open and close.
Squamous cell carcinoma
Primary Action of Epinephrine in a Liver Cell
inner life of cell
A prokaryotic cell
VIEW OF A MONK'S CELL IN THE MONASTERY OF SAN MARCO, FLORENCE
Normal white blood cell and a white blood cell undergoing apoptosis