Clotting is the formation of a jelly like substance over the valves of the blood vessels.
Resulting in stoppage of blood flow. Clotting is a natural defence mechanism to preventblood loss from the body. A clot is usually formed within 5 minutes after injury. Whenevera blood vessel is cut there is a rush of platelets
causes a cut or injury to be filled and thus bleeding stops.Clotting is initiate.