Physiology Prothrombin activator complex is made of A Factor Xa, Va, VIIIa B Factor Va, VIIa, Platelet Phospholipids C Factor Xa, VIIIa, Tissue Phospholipids D Factor Xa, Va, Platelet Phospholipids 💡 Explanation Prothrombin activator complex is made of ✓ Correct Answer: D. Factor Xa, Va, Platelet Phospholipids