TOPICS: Clotting factors, tissue factor, subendothelial collagen, thrombin, calcium, phospholipid layer, factors II VII IX X, hemarthrosis, tooth extraction, PT, PTT, intrinsic pathway, common pathway, extrinsic pathway, heparin, warfarin, fibrinogen, fibrin, hemophilia A, factor VIII, hemophilia B, Christmas disease, factor IX, hemophilia C, factor XI, coagulation factor inhibitor, mix study, von willebrand disease, autosomal dominant, vWF, ristocetin test, desmopressin, vitamin K deficiency, epoxidase reductase, gamma carboxylase, proteins C and S, cystic fibrosis, blood transfusion