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Across 3. Body shape more associated with hypertension. 5. Inhibits platelet aggregation by inhibiting synthesis of prostaglandin. 7. Fast acting vasodilator that decreases preload. 8. The constriction or narrowing of a passage. 12. Inadequate blood flow. 15. The end diastolic stretch of a heart muscle, loading condition of the heart at the end of diastole. 17. Lengthening of the PR interval indicates _______conduction through the AV node. 23. A chemical that regulates calcium in muscles, it is ideal for diagnosis of an MI 3 days after onset. 24. Reentry phenomena producing sawtooth pattern of P-waves (abbr). 28. Electrical recording of heart activity. 30. The main trunk of the arterial system of the body. 31. The aortic valve and pulmonary valve are aslo referred to as. 32. Loose fitting fibrous sac covering the heart. 35. Calcium channel blocker used for chronic stable angina (generic name). 36. Sympathetic nerve impulses _______ the heart rate and force of contraction. 38. Bradycardia-tachycardia syndrome (abbr.) 41. Is the neurotransmitter for sympathetic nerves. 44. The force that the contracting heart must generate to eject blood from the filled heart. 45. Fibers acting as pacemaker in junctional dysrhythmias. 46. Also known as the mitral valve. 48. Amount of blood the heart pumps each minute (2 words). 49. The circumflex artery is a branch of the ____ coronary artery. 50. One of the main mechanisms by which cardiac ischemia is likely to occur. 51. A tumor, usually located in the adrenal medulla, containing sympathetic nerve cells, causing hypertension. 52. Most often used vein to reperfuse the heart. 56. The right ventricle pumps blood into the ______ artery. 57. Weight gain, peripheral edema, ascites, abdominal pain and anorexia suggest ______ sided heart failure. 58. Excessive pericardial fluid compressing the heart.

Down 1. Compression of the lumbar nerve roots causing low back and leg pain may be caused by this vascular condition (abr). 2. Good cholesterol because they transport cholesterol back to the liver for excretion. 4. Familial hypercholesterolemia is an example of ______ form of high cholesterol. 6. Atherosclerotic lesions occur most oftenin the area of coronary arteries. 9. Time during blood enters the relaxed chambers of the heart. 10. Lipoprotein that is the main carrier of cholesterol that is released into the bloodstream and settles in blood vessels. 11. Period of contraction of the heart. 13. This valve is best heard behind the third intercostal space about 1 inch to the left of the sternum. 14. The pump of the circulatory system. 16. Example of an ace inhibitor used for hypertension. 18. The expression of the second heart sound heard over the apex. 19. The P wave is associated with contraction of the _____. 20. Death of tissue or organ due yo ischemia. 21. Vasodilator that decreases preload and afterload as well as controls pain. 22. Renal vascular disease is the most common cause of ________ hypertension. 25. Occurs when atrial cells cannot repolarize in time for the next stimulus and has no discernible P-wave (abbr). 26. Common beta blocker given post MI to reduce mortality. 27. Characterized by chest pain, fever, and audible friction rub. 29. The frequency with which blood is ejected from the heart, normal is 60 to 100 (2 words). 33. Predictable, exercise induced angina that is relieved by rest. 34. An alternative term for valve incompetence, specifically valve closing. 37. A blood pressure 120-139 over 80-89 is considered this. 38. Elevation of this EKG segment contribute to the diagnosis of MI. 39. The total volume of blood pumped out with each ventricular contraction is know as (2 words). 40. Angina that typically occurs at rest. 42. Main function is to direct flow through the heart. 43. A QRS complex that is wider than normal (abbr). 47. Literal meaning of "angina pectoris." 48. A marker that indicates inflammation and becomes elevated before other markers. 53. S1 sound heard in auscultation of the heart. 54. Acronym for coronary artery bypass graft. 55. Also known as a balloon angioplasty.