What is the main function of von Willebrand factor in blood?

A To activate platelets and promote blood clotting
B To inhibit platelet activation and prevent blood clotting
C To facilitate the transport of oxygen to tissues
D To regulate the immune response to infection
Von Willebrand factor is a protein that plays a critical role in blood clotting by activating platelets and promoting their adhesion to damaged blood vessels.
Robbins and Cotran Pathologic Basis of Disease
Hematology Hematology: Blood Components Hematology: Blood Components Medium MEDICAL Confidence: high