... hold for CAD diagnosis and treatment. 2. What causes CAD? In human heart, the aorta connects into two coronary arteries: the right and left coronary arteries. In terms of function, these coronary arteries are categorized as end arteries. This means that the two arteries work independently from each other. Most of the arteries of body have multiple routes, connecting one with another. Thus, if one blood vessel is blocked, the ... all caused hypoxia in the tissues as a result of an insufficient amount of blood supply towards the superior vena cava which is originally caused by a reduced b...

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... Heart Disease Heart disease can take many forms. The form of heart disease I am focusing on is coronary disease. Different arteries supply different areas of the heart with oxygenated blood. If one or more of these arteries become narrowed or clogged as a result of coronary artery disease, or atherscelorosis the artery cannot fully supply the part of the heart it is responsible for. The ... , cardiologists are trained to recognize symptoms like chest pain, shortness of breath, and fatigue of coronary artery disease in patients before the symptoms becomes severe. A cardiologist is often a...

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... causes thickening of artery walls. The thickening usually starts in individuals after age 20. These fibrous plaques or lesions usually produce localized narrowing in the proximal portions of the major coronary arteries. The blood supply to the myocardium can be impeded by several mechanisms: the lesion creates a fixed obstruction so that blood flow through the artery cannot increase in response ... to demands, the vessel lumen becomes completely occluded, or portions of clot or plaque embolize. The growth of obstructive lesions in the coronary arteries cause other blood vessels to provid...

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... pectoris. Angina is characterized as a heavy, tight pain in the chest area, usually after some type of exertion. The pain usually recedes with rest (Balch & Balch, 1997, p. 187). "If the coronary arteries that carry oxygen and nutrients to the heart muscle become obstructed, the flow of blood is cut off completely, and a heart attack, or myocardial infarction, can occur, resulting in damage ... much low-density lipoprotein (LDL or "bad cholesterol-) in the blood causes plaque to form on artery walls, which starts a disease process called arteriosclerosis. When plaque builds up in the co...

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... a very common and often "silent killer" of hundreds of thousands of people per year. It is a disease that affects the coronary arteries, which run along the outside of the heart. The function of these vessels is to provide the heart organ with oxygen rich blood ... oxygen, nutrients and remove carbon dioxide. The most common form of heart disease is caused by arteriosclerosis, generally known as coronary heart disease, hardening and/or thickening of the arteries. This process involves the slow buildup of deposits of fatty substances, cholesterol, body cellular waste products, and calcium...

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... used to open blocked heart arteries. The procedure is performed in a cardiac lab by a cardiologist and a team of nurses and technicians. Angioplasty relieves the recurrence of chest pain, increases life and reduces the risk of disease. Angioplasty is only necessary to have, if you have coronary artery disease. When the ... doctor inflates the balloon to push any plaque away from the wall of the artery. Angioplasty is a procedure that is used for blocked arteries. Angioplasty helps stimulate blood flow. In Angioplasty, the first step is that you will receive medication to help you relax y...

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... right atrium Portion of newly oxygenated blood diverted from aorta by right and left coronary arteries. Coronary arterie3s divide into smaller branches forming interconnection called anastomoses which constantly and fairly gives heart muscle supply of blood Right coronary artery provides blood for right ventricle Left coronary artery provides blood to left ventricle Right side of heart has Deoxygenated blood Left ... phase of each chamber is systole, contraction The alternate contraction and relaxation of atria and ventricles called cardiac cycle Coronary arteries provide heart muscle wi...

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• Grade Level: Undergraduate

... , kidneys, other vital organs, and the arms and legs. When atherosclerosis develops in the arteries that supply the brain (carotid arteries), a stroke may occur; when it develops in the arteries that supply the heart (coronary arteries), a heart attack may occur. Despite significant medical advances, coronary artery disease (which results from atherosclerosis and causes heart attacks) and atherosclerotic stroke are responsible for ... on their surfaces. For the heart to contract and pump blood normally, the heart muscle (myocardium) requires a continuous supply of oxygen-enriched blood fr...

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... blood vessels that deliver oxygenated blood to the heart. All muscles in the heart require oxygen to operate correctly. When there is restriction of blood flow to the heart, the coronary arteries become blocked or narrowed. When the heart cannot get oxygen, the heart muscle is damaged and heart attacks occur. A heart attack is also known as a myocardial infraction. The symptoms of ... anesthetic and sterile conditions. A catheter tube is introduced into the heart through an artery of vein located in the groin or arm. Dye is injected through the catheter into the coronary arteries and th...

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... and abdominal region so beware. One heart disease is called Chronic Stable Angina Pectoris, chronic meaning relatively safe, angina refers to discomfort with coronary artery disease. It means more like squeezing, pressure like sensation, pectoris means chest. Here are some symptoms of Angina Pectoris. Squeezing pressure ... . (C.A., P.59, 61,71) What's more over 90 percent of heart disease are caused by one main problem, narrowing of the heart arteries by cholesterol, additionally congestive heart failure causes about 50,000 deaths per year. (J.F., P.9, 12) Furthermore previous to age 65 ...

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... and abdominal region so beware. One heart disease is called Chronic Stable Angina Pectoris, chronic meaning relatively safe, angina refers to discomfort with coronary artery disease. It means more like squeezing, pressure like sensation, pectoris means chest. Here are some symptoms of Angina Pectoris. Squeezing pressure ... . (C.A., P.59, 61,71) What's more over 90 percent of heart disease are caused by one main problem, narrowing of the heart arteries by cholesterol, additionally congestive heart failure causes about 50,000 deaths per year. (J.F., P.9, 12) Furthermore previous to age 65 ...

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... common type of heart disease is coronary heart disease (coronary heart disease), also called coronary artery disease. (Vital signs health center.) The word coronary means crown, and it is the name given to the arteries that circle the heart like a crown. The coronary arteries supply the heart muscle with oxygen and nutrients. Coronary heart disease develops when one or more coronary arteries that supply the heart become ... a bump in the blood vessel wall known as plaque. (Vital Signs Health Care). Plaque build up narrows and hardens the blood vessel; a process called arteriosclerosis, ...

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... blood vessel is completely clogged, it will most likely result in a heart attack. (If it happens in the cerebral arteries, it is called an Apoplexy, and if it is in the coronary arteries it is known as a Thrombosis.) The hardening of the arteries begins in the feet and travels to the legs. When the vessel narrows, it will sometimes become totally occluded, or ... weight Atherosclerosis Atherosclerosis is when arteries are narrowed and the walls thicken and go into the lumen, and then the artery's lumen is often blocked off completely. Fatty materials are deposited along the walls of the...

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... elevated levels of cholesterol and triglycerides in the blood, high blood pressure, and cigarette smoke. Cigarette smoke greatly aggravates and speeds up the growth of atherosclerosis in the coronary arteries, the aorta and arteries of the legs. Because of the damage, overtime fats, cholesterol, platelets, cellular debris and calcium are deposited into the artery wall. These substances may stimulate the ... slat or excreting salt into urine. When kidneys retain salt in the bloodstream, the salt attracts water, increasing the fluid volume of blood. As a higher volume of blood passed thro...

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OBESITY Obesity increases the likelihood of developing high blood cholesterol and high blood pressure. CHD is caused by the thickening of the inside walls of the coronary arteries. This thickening is called atherosclerosis, narrows the space through which blood flows decreasing of cutting off the heart's oxygen and nutrient supply. Atherosclerosis usually occurs when a person has high levels ... YOU .. EATING UNHEALTHY FOOD NOT EXCERCISING SMOKING? STOP!!! THINK ABOUT YOUR HEART!  WHAT IS CORONARY HEART DISEASE? Millions of people worldwide suffer from coronary heart disease (CHD), the mo...

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... to provide a Canadian overview of disease's current and past activities. In all forms of heart disease the blood supply to the muscle is inadequate. The blood supply is limited because arteries conducting blood to the heart become narrowed due to number of blood vessel diseases. When there are vessel diseases, the fat deposits in inner wall lining of an artery. The ... chances of all major forms of heart disease. Smoking is responsible for more deaths due to heart disease than due to cancer. Smoking is a major cause of coronary artery disease (atherosclerosis) - a disease of the arteries...

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... lies between the viseral pericardium and the fibrous pericardium."# It is used to provide an additional layer of insulation of the heart. Another important part are the coronary arteries. "The heart muscle is supplied by the coronary arteries which are direct branches of the ascending aorta, so the heart muscle gets the freshest blood possible. The heart muscle is drained by the cardiac veins ... . Most of the drainage goes from the coronary sinus into the right atrium. A small amount of blood drains directly into the right atrium by the way of the cardiac veins."# The heart is supplied ...

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... disease. A vegetarin diet will lower you chances of coronary disease by, consuming less saturated fat, less cholesterol and supplying the body with antioxidents A large contributing factor to heart disease is saturated fat. (American Heart). Saturated fats clog up the arteries and can cause high cholesterol. Healthy arteries are essential in the prevention of heart disease. Most saturated fat comes from animal protein and ... fats such as cheese, meat, and dairy (American Heart). Diets high in vegetable, fruit and grains (such as a vegetarian diet) and low in animal protein are good way...

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... pressure. The main risk associated with high cholesterol is coronary heart disease. Blood cholesterol has a lot to do with the chances of getting heart disease. If cholesterol is too high, it builds up in the walls of your arteries. Over time, this build-up (called plaque) causes hardening of the arteries (atherosclerosis). Atherosclerosis causes arteries to become narrowed, slowing blood flow to the ... heart muscle. Reduced blood flow to the heart can result in angina (chest pain) or in a heart attack in cases when blood vessel is blocked completely.[Nat12]. There is substantial eviden...

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... the American College of Cardiology that radiation therapy can raise the possibility of heart disease well ahead in life. Regular smoking can cause narrowing in the blood vessels, particularly the coronary blood vessels. A person who sleeps less than 7.5 hours each day has a greater chance of developing heart disease, investigators from Jichi Medical University, Tochigi, Japan, reported in the ... clots occurring. A person whose significant other has cancer also may have a nearly 30% chance of developing a stroke or coronary heart disease, investigators revealed in the journal Circulati...

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... the disease is long and drawn out, beginning with the hardening of the arteries; this hardening step usually takes place when cholesterol, along with other fats, block and narrow the arteries. Blood clots then form in the body when the arteries narrow; this process is known as atherosclerosis. Blood clots become two-to- ... four times more likely, and the process in the arteries begins as soon as a person begins to smoke. Cardiovascular disease takes several forms and is dependent on the blood vessels. ... of sudden death to those who smoke cigarettes. Another form of disease caused by s...

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... in 25 women who will die of breast cancer (AHRQ Publication No. 01-P016). The information offered within this research paper will provide a general overview of coronary heart disease among women and current research on how certain type of personalities are more prone to suffer from this disease, a basic over view of the most ... made life easier; however, many of the conveniences that we enjoy have made people more prone to heart disease because of the lack of physical activity. Coronary heart disease (CHD) was responsible for one of every five deaths in the United States in 1997. Early o...

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... Coronary heart disease is defined as: diseases and injuries of the heart, the blood vessels of the heart, and the system of blood vessels throughout the body and within the brain. (http://www.hc-sc.gc.ca/hecs-sesc/tobacco/facts/health_facts/heart_disease.html). Dr. Sashi says: "Inhaled tobacco smoke damages the endothelium of the arteries ... and accelerates the arteriosclerosis of blood vessel making higher chances for plaque formation within the walls of the arteries, making them more susceptible to coronary heart disease." (http://www.kungchido.com/sm.html). What she is saying ... is...

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Cardiovascular Disease Cardiovascular disease is also known as heart disease. It is inclusive of several different illnesses that include: heart failure, heart attack, coronary artery disease, vascular disease, aorta disease, heart valve disease, pericardial disease, and abnormal heart rhythms. Some of these illness are more prevalent than other, such as heart attack, high blood ... from the heart to tissues and organs and then returns back to the heart where the cycle of circulation begins again. There are three major coronary arteries that transport the blood supply throughout the body. Wh...

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... heart rate. In essence, the Type A individual is trying to pump more and more blood through vessels that are shrinking. "This kind of negative process puts wear and tear on coronary arteries and in turn produces atherosclerotic lesions. Exaggerated cardiovascular responses may be the means through which hostile behavior and style of anger expression are linked with ... disease- (Selye, 1978). This brings to light a very important question. What role does stress play in the formation of cardiovascular disorders? Cardiovascular disease, including coronary artery disease (CAD), is responsi...

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• Grade Level: Undergraduate