Vitamin K____________?
Correct answer: D. Helps in formation of prothrombin
- A. Stimulation of hematopoiesis in red bone marrow
- B. Inhibition of antithrombin
- C. Prevention of capillary fragility
- D. Helps in formation of prothrombin
Explanation
Vitamin K is required for hepatic synthesis of prothrombin and several other clotting factors. It supports coagulation rather than inhibiting antithrombin or preventing capillary fragility.
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