Which of the following enzymes plays a crucial role in the breakdown of fibrin clots in the blood?

A Plasmin
B Thrombin
C Factor Xa
D Tissue factor
Plasmin is an enzyme that breaks down fibrin clots in the blood, thereby preventing excessive clot formation and promoting fibrinolysis.
Guyton and Hall's Textbook of Medical Physiology
Hematology Hematology: Blood Components Hematology: Blood Components Easy MEDICAL Confidence: high