Pathology General c2ef17a6

All of the following are true about blood coagulation, except

Factor X is part 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

High-Yield Explanation

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 part of common pathway. Ca2+ is required for conversion of 1x -1xa ,prothrombin to thrombin

All of the following are true about blood coagulation, except

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