Fibrinogen is a clotting factor present in blood plasma. But our blood does not clot in the blood vessels. This is because of the anticoagulant present in the blood called_______
Heparin
Anticoagulants are chemical substances that prevent or reduce coagulation of blood, prolonging the clotting time. Heparin is the natural anticoagulant present in our body. For blood-related disorders, anticoagulants are used in therapy.