[dr.rony20082013]

المشاركة الأصلية كتبت بواسطة Dr.tuty

blood clotting
1-at the wound area blood plotellets librate an enzyme called (thrombo plastin).
2-from the plasma protein the prothrombin ((thrombinogen)it is an active paotein)it is converted into active protein called thrombin
3-from plasma protein ,fibrinogen (its an active protein)is converted to active one called (fibrin)by the action of thrombokinase
المعادلة:
prothrombin سهم عليه انزيم thrombokinase يتحول الى thrombin
fibrinogen يتحول الى fibrin fibrinogen

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