What is the role of von Willebrand factor in the coagulation cascade, particularly in relation to platelet adhesion?

A It acts as a cofactor for factor VIII, stabilizing it in the circulation
B It facilitates platelet adhesion to the damaged vascular endothelium ✓
C It inhibits the activity of protein C, thereby promoting coagulation
D It enhances the activity of tissue factor, initiating the coagulation cascade

Explanation

Von Willebrand factor plays a crucial role in platelet adhesion to the damaged vascular endothelium, serving as a bridge between platelets and the site of injury.

Source

Harrison's Principles of Internal Medicine
Hematology Hematology: Coagulation Disorders Hematology: Coagulation Disorders Medium MEDICAL Confidence: high