hematopoietic system
• there are about 2-fold more platelet counts in the serum 15 minutes after challenge with collagen and epinephrine
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homeostasis/metabolism
• 29% increase in von Willebrand factor antigen in blood
• 46% increase in FVIII activity in the blood
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• there are about 2-fold more platelet counts in the serum 15 minutes after challenge with collagen and epinephrine
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• thrombus volume is increased when blood is perfused for 5 minutes over a collagen coated surface
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