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Blood

definition

Other names are thrombi, clot; emboli blood clots (fibrin clots) are the clumps , results when blood coagulates. A thrombus is a blood clot that forms in a vessel and remains there. An embolism is a clot that travels from the site where it formed to another place in the body system. Sometimes, a piece of atherosclerotic plaque (see atherosclerosis), small pieces of tumor, fat globules, air, or other materials can act in the same manner as a blood clot. Thrombi or embolic can lodge in a blood vessel and block the flow of  blood in the particular  locality. This blockage deprives the tissues in that location of normal blood flow and oxygen (ischemia). This can result in damage, destruction, or even death of the tissues (necrosis) in that  particular aspots.