Textbook of Basic Nursing,Rosdahl and Kowalski

An embolus is a blood clot circulating in blood vessels. It may lodge in any artery, inducing ischemia and infarction distal to the site of obstruction. Arterial emboli usually originate from the heart, either from damaged valves or thrombi which cause atrial fibrillation and myocardial infarctions. ................
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