All of These Prevent the Spontaneous Formation of a Clot

question 45

Multiple Choice

All of these prevent the spontaneous formation of a clot except

• A)the presence of tissue thromboplastin.
• B)the smooth prostacyclin-coated endothelium of blood vessels.
• C)the dilution of thrombin when blood flows at a normal rate.
• D)the presence of antithrombin in plasma.
• E)the presence of heparin in plasma.

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