What is the function of thromboplastin in hemostasis?

A. It dissolves the clot after the tissue has healed.
B. It initiates the extrinsic pathway of coagulation.
C. It initiates the intrinsic pathway of coagulation.
D. It acts as a potent vasoconstrictor to reduce blood loss.
E. It converts prothrombin into thrombin.


Answer: B

Anatomy & Physiology

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