What is the primary function of the protein thrombomodulin in the coagulation pathway?

A To activate protein C ✓
B To inhibit plasminogen activator
C To bind to von Willebrand factor
D To enhance fibrinolysis

Explanation

Thrombomodulin is a protein that binds to thrombin and activates protein C, which then inhibits factors Va and VIIIa, thus regulating the coagulation cascade.

Source

Guyton and Hall Textbook of Medical Physiology
Hematology Hematology: Coagulation Disorders Hematology: Coagulation Disorders Medium MEDICAL Confidence: high