What is the primary role of vitamin K in the body?

Show Answers

Assists in the synthesis of prothrombinBlocks the activity of antithrombinReduces the fragility of capillariesPromotes blood cell production in the bone marrow

Explanation

Vitamin K is essential for the production of prothrombin, a key protein in the blood clotting process. It does not inhibit antithrombin, prevent capillary fragility, or directly stimulate hematopoiesis in red bone marrow.