Platelets release during blood clotting is

Options

A. Thrombin
B. Prothrombin
C. Thrombokinase
D. Fibrinogen

Answer

C

Explanation

A plasma protein present in tissues, platelets and white blood cells necessary for the coagulation of blood and in the presence of calcium ions, necessary for the conversion of prothrombin to thrombin. Also called platelet factor III thrombokinase.