Unit 5: Vocabulary

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angiography
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the repair of a blood vessel by stitching
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"Angiography was used to stop the leakage of the blood vessel."
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angioma
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an abnormal growth produced by the formation of new blood vessels
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"Angiomas are benign growths which are normally harmless."
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angioplasty
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surgical repair to widen a blood vessel
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"As angioplasties are such common procedures, the risk of complications is minimal."
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bypass
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an alternative channel from one blood vessel to another to get around a blockage
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"The surgeons fitted an artificial bypass during the surgery."
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capillaries
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small blood vessels
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"The red lines on his cheeks and nose indicated that some of the capillaries had burst."
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cerebral thrombosis
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a blood clot in the brain
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"Cerebral thrombosis is an unusual form of stroke, as it affects younger people more than older."
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clot
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a thick mass of liquid stuck together
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"A blood clot forms to try to repair damage to a blood vessel."
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crossmatch
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a test given to see if a blood transfusion is possible by ensuring compatibility of blood types
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"All of the family had a crossmatch test carried out to check for a viable donor."
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deep vein thrombosis
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a venal clot normally occurring in the leg
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"The largest risk of deep vein thrombosis is that the clot will move to the heart or brain."
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embolus
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a blockage formed by a blood clot, foreign object, or other bodily substance getting stuck in a blood vessel
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"He takes anticoagulants to prevent an embolus from forming in his lungs."
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erythrocytes
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oxygen carrying cells in the blood
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"A deficiency in erythrocytes can cause fatigue and dizziness."
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extravasation
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leakage of blood into tissue
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"Redness and blistering are common signs that extravasation is taking place."
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hematemesis
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the vomiting of blood
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"Severe loss of blood from hematemesis can cause a patient to go into shock."
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hemolysis
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the rupture of red blood cells
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"Hemolysis can decrease accuracy in potassium tests."
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hemorrhage
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an escape of blood from a ruptured blood vessel
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"The injury caused a massive hemorrhage in the brain."
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hemostasis
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the stopping of bleeding
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"As he was losing a lot of blood, hemostasis was the main priority."
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plasma
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the colorless, fluid part of blood
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"Plasma transfusions are used to replace blood proteins and prevent bleeding."
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pulmonary embolism
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a blood clot in the lungs
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"Patients with a high likelihood of pulmonary embolisms should undergo diagnostic imaging."
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thrombus
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an unwanted clot formed in the vascular system which reduces the flow of blood
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"Smokers have an increased risk of developing an intravascular thrombus."
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uremia
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the accumulation of poisons in the blood after kidney failure
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"Chronic kidney disease causes uremia."
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