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Medical Dictionary

factor V

noun \-ˈfīv\

Medical Definition of factor V

  1. :  a globulin clotting factor produced primarily in the liver that circulates in an inactive form in blood plasma and in its activated form combines with factor X on the surface of platelets to accelerate the conversion of prothrombin to thrombin—called also accelerator globulin, labile factor, proaccelerin

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