Factor X is the first procoagulant that the extrinsic and intrinsic pathways of the blood clotting system have in common. Thus, option D is correct.
What is the blood clotting pathway?
Blood clotting is the process to stop the flow of blood from the injury. There are two pathways the extrinsic and the intrinsic that have Factor X as the common procoagulant.
Factor X or the Stuart factor is synthesized in the liver and interacts with the other procoagulant in the blood clotting pathway to form a clot and stop bleeding.
Therefore, Factor X is the common procoagulant in the intrinsic and extrinsic pathways of blood clotting.
Learn more about the blood clotting pathway here:
https://brainly.com/question/14696966
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