blood coagulation GO:0007596 Reactome:REACT_101311 Reactome:REACT_101372 Reactome:REACT_102544 Reactome:REACT_102650 Reactome:REACT_105166 Reactome:REACT_105212 Reactome:REACT_107268 Reactome:REACT_108583 Reactome:REACT_113650 Reactome:REACT_114152 Reactome:REACT_118351 Reactome:REACT_1439 Reactome:REACT_2051 Reactome:REACT_32530 Reactome:REACT_32765 Reactome:REACT_33270 Reactome:REACT_34525 Reactome:REACT_604 Reactome:REACT_76944 Reactome:REACT_78290 Reactome:REACT_81054 Reactome:REACT_81972 Reactome:REACT_82283 Reactome:REACT_82383 Reactome:REACT_82403 Reactome:REACT_82445 Reactome:REACT_82812 Reactome:REACT_82940 Reactome:REACT_83271 Reactome:REACT_84055 Reactome:REACT_84833 Reactome:REACT_85674 Reactome:REACT_86354 Reactome:REACT_89750 Reactome:REACT_89805 Reactome:REACT_90236 Reactome:REACT_90805 Reactome:REACT_92318 Reactome:REACT_94085 Reactome:REACT_94213 Reactome:REACT_94315 Reactome:REACT_94798 Reactome:REACT_96458 The sequential process in which the multiple coagulation factors of the blood interact, ultimately resulting in the formation of an insoluble fibrin clot; it may be divided into three stages: stage 1, the formation of intrinsic and extrinsic prothrombin converting principle; stage 2, the formation of thrombin; stage 3, the formation of stable fibrin polymers. Wikipedia:Coagulation biological_process blood clotting biological_process