Ions participating in clotting mechanism are________________?
Correct answer: A. Calcium
- A. Calcium
- B. Copper
- C. Iron
- D. Aluminum
Explanation
Calcium ions, called factor IV, are required at several stages of the coagulation cascade, especially for the assembly of clotting-factor complexes on phospholipid surfaces. Iron, copper and aluminium are not the essential clotting ion.
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