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Question

The most important mineral for blood coagulation is:


A

Sodium

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B

Iron

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C

Magnesium

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D

Calcium

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Solution

The correct option is D

Calcium


The correct option is : D.

Explanation of the correct option:

  1. Coagulation refers to the clotting of blood upon the occurrence of a wound.
  2. It occurs when the clotting factors present in the blood plasma are activated by external tissue damage.
  3. Activation of prothrombin into thrombin requires the presence of calcium ions.
  4. Thrombin is required for the activation of fibrinogen into fibrin that eventually forms a blood clot.

Final answer : The most important mineral for blood coagulation is calcium.


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