Blood coagulation or Hemostasis is the cessation of bleeding from a cut or several vessels. When blood is shed, it loses fluid nature in a few minutes and sets into a semisolid jelly. This phenomenon is called coagulation or clotting. On holding back, the clot retracts to a smaller volume and presses out a clear straw colored fluid called the Serum. Serum does not clot any further…..