Pathology Bleeding Disorders 25d2609c Platelet adhesion to vessel wall is due to? A Factor IX B Fibrinogen C vWF D Fibronectin High-Yield Explanation Ans. (c) vWF(Ref: Robbins 9th/pg 660; 8th/pg 670)Platelet adhesion to vessel wall is due to vWF on endothelium and GpIb/IX receptors on the surface of platelets.