What is the role of von Willebrand factor in platelet adhesion to the damaged vascular wall?

A It acts as a bridge between platelets and collagen ✓
B It inhibits platelet activation
C It promotes fibrinolysis
D It has no role in platelet adhesion

Explanation

Von Willebrand factor plays a crucial role in the initiation of hemostasis by acting as a bridge between platelets and collagen, facilitating platelet adhesion to the damaged vascular wall.

Source

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