Na Program Paper

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CHAPTER 8 – CARDIOVASCULAR SYSTEM 1. aneurysm-an abnormal widening or ballooning of a portion of an artery due to weakness in the wall of the blood vessel. 2. angina-chest pain or discomfort you get when your heart muscle does not get enough blood. 3. arrhythmia-abnormal heartbeats usually caused by an electrical "short circuit" in the heart. 4. arterial biopsy-procedure in which a small piece of tissue is removed from the artery 5. atherectomy-is a minimally invasive surgical method of removing, mainly, atherosclerosis from a large blood vessel within the body. 6. bruit-unusual sound that blood makes when it rushes past an obstruction (called turbulent flow) in an artery. 7. commissurotomy-surgical incision or digital disruption of the components of a commissure to increase the size of the orifice. 8. embolization-nonsurgical, minimally invasive procedure performed by an interventional radiologist and interventional neuroradiologists. 9. hyperlipidemia -is an increase in the amount of fat (such as cholesterol and triglycerides) in the blood. 10. hypertension-term used to describe high blood pressure. Blood pressure is a measurement of the force against the walls of your arteries as your heart pumps blood through your body. 11. infarct-tissue death (necrosis) caused by an obstruction of the tissue's blood supply, which leads to a local lack of oxygen. 12. perfusion-delivery of blood to a capillary bed in the biological tissue. 13. statins-are a class of drugs used to lower cholesterol levels by inhibiting the enzyme HMG-CoA reductase, which plays a central role in the production of cholesterol in the liver. 14. thrombolysis-breakdown (lysis) of blood clots by pharmacological means. 15. thrombus-a stationary blood clot along the wall of a blood vessel, frequently causing vascular obstruction. 16.

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