All of the following are true about blood coagulation, except -
harshmohan textbook of pathology 7 th edition extrinsic pathway is activated only by tissue damage which causes release of thromboplastin where as intrinsic pathway is activated by surface contact. factor x is a pa of common pathway. Ca2+ is required for conversion of 1x -1xa ,prothrombin to thrombin
Factor X is pa of both intristic and extrinsic path ways
Extrinsic pathway is activatied by contact with negatively charged surfaces
Intrinsic pathway can be activated in vitro
Calcium is required in several steps of coagulation
General pathology