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

A To activate factor X
B To inhibit the coagulation cascade by inactivating factors Va and VIIIa ✓
C To enhance the activity of thrombin
D To promote platelet aggregation

Explanation

The protein C pathway plays a crucial role in regulating the coagulation cascade by inhibiting factors Va and VIIIa, thus preventing excessive clot formation.

Source

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