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Coagulation Cascade

During blood ...

Question

During blood clotting, the factor which is activated first is

A

Factor I

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B

Factor VII

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C

Factor IX

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D

Factor XII

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Solution

The correct option is D Factor XII
During blood coagulation factor XII gets activated at first. Then it forms fibrin that helps in the formation of thrombus .
So, the correct answer is D.

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