Fibrin in blood clotting
Red blood cells (erythrocytes) trapped in a mesh of fibrin threads. Fibrin, a tough, insoluble protein formed after injury to the blood vessels, is an essential component of blood clots.
bleeding and blood clotting
pathology
bleeding and blood clotting, escape of blood from blood vessels into surrounding tissue and the process of coagulation through the action of platelets. The evolution of high-pressure blood circulation in vertebrates has brought with it the risk of bleeding after injury to tissues. Mechanisms to prevent bleeding (i.e., hemostatic mechanisms) are essential to maintain the closed blood-circulatory system. Normal hemostasis is the responsibility of a complex system of three individual components: blood cells (platelets), cells...
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