spread to the lining of the heart‚ which causes pericarditis. The infection can be caused by wounds that are left untreated or a weak immune system that just can’t fight off simple ailments‚ but it is most commonly caused by teeth problems‚ such as rotten teeth or gingivitis. The bacteria in the mouth quickly spreads to the blood system when a person eats food. And when it gets to the blood system‚ it is carried to the heart. This in turn makes the lining of the heart inflamed. If this condition
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Heart Dissection September 30‚ 2012 Introduction/Purpose In this lab experiment‚ I examined a pig’s heart and compared it to a human’s heart. The pig’s heart is very similar to a human’s heart by having the same structures‚ veins‚ valves‚ and chambers. I was unable to perform hands on examination on a human heart so I examined a pig’s heart. I was able to identify major areas of the heart and dissect it to examine the inside chambers and valves. This
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What is the heart? The heart is the organ that supplies blood and oxygen to all parts of the body. It is about the size of a clenched fist‚ weighs about 10.5 ounces and is shaped like a cone. The heart is located in the chest cavity just posterior to the breastbone‚ between the lungs and superior to the diaphragm. The heart is surrounded by a fluid filled sac called the pericardium. Blood is pumped away from the heart through arteries and returns to the heart through veins. The major artery of the
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Heart disease describes many conditions that affect a person’s heart. This includes many conditions from diseases of blood vessels‚ problems in heart rhythm‚ and conditions of heart defects (“Heart Disease”). More than 610‚000 people die each year because of heart disease and 735‚000 die of heart attacks‚ making heart disease the number one leading cause of the death in the U.S. (“Heart Disease Facts”). There are many causes that have been linked to heart disease such as high blood pressure‚ diabetes
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Congestive heart failure distresses the heart’s function as a pump to meet the body’s needs‚ affecting many organs of the body including the liver‚ lungs‚ kidneys and the intestines. Untreated‚ this condition will affect virtually every organ in the body. (MedicineNet‚ 2012) According to Healthline.com congestive heart failure (CHF) is defined as‚ “A condition in which the heart can no longer pump enough blood to the rest of the body.” (Healthline‚ 2012) Heart failure is a serious disorder that may
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Coronary Heart Disease Overview The most common form of heart disease is Coronary disease (CHD)‚ and so this is the disease I will investigate. CHD refers to the build up of plaque in the arteries supplying oxygenated blood to the heart‚ also known as Atherosclerosis. The plaque is made up of cholesterol‚ fat and other substances found in the blood. When this build up of plaque occurs‚ the artery narrows‚ as shown in Figure. This will restrict blood flow to the heart‚ and so the heart will be
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HEART ATTACKS Each Year 1.1 Million people in the United States have heart attacks and almost half of them die. It may be surprising that while many women believe breast cancer is most threatening to them‚ it is a fact that they are eight times more likely to die of a heart attack. Coronary Artery Disease which often leads to a heart attack is by far the leading cause of death of both men and women. WHAT IS A HEART ATTACK? Other Names for a heart attack include the name Myocardial Infarction
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“The Broken Heart” Analysis In John Donne’s poem‚ “The Broken Heart”‚ Donne shows the predacious nature of love and the true faintness of the heart through the use of metaphors. This poem sets a mood of despair and sorrow; moods that reveal the regret of love. It opens the reader’s eyes to realize just how vulnerable the heart can be when dealing with love. Donne associates love with the negative; he portrays it as some evil entity that overtakes people without warning and‚ if not careful‚ destroys
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OF THE HEART I. LOCATION OF THE HEART The heart is located in the chest between the lungs behind the sternum and above the diaphragm. It is surrounded by the pericardium. Its size is about that of a fist‚ and its weight is about 250-300 g. Its center is located about 1.5 cm to the left of the midsagittal plane. Located above the heart are the great vessels: the superior and inferior vena cava‚ the pulmonary artery and vein‚ as well as the aorta. The aortic arch lies behind the heart. The esophagus
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Function of the Body: Heart Dissection This assignment will describe my personal experience whilst participating in a heart dissection. It will explain the internal and external heart structure and detail the structure of blood vessels in relation to their function. This assignment will also describe what I did‚ saw and felt during my participation. My first thought when the sheep’s heart was given to our group was how fatty it looked to be. At first glance‚ the heart seemed to be covered
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