a) As the veins are responsible for returning deoxygenated blood to the heart‚ they are most often working against gravity. The blood is prevented from reversing direction through large venous valves. However‚ if the pressure applied downwards on these valves is great enough and applied for a significant period of time‚ such in the case of prolonged periods of standing‚ the edges of the veins can become distended and eventually prevent the edges of the valves from successfully sealing. Varicosities
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In the novel‚ James Taggart’s first words are “Don’t bother me‚ don’t bother me‚ don’t bother me.” Why is this significant? How do his first words relate to his thoughts and actions throughout the novel? Explain Ragnar Danneskjold’s statement that Robin Hood is the one man he is out to destroy. What is the deeper moral meaning of his claim It is said that [Robin Hood] fought against the looting rulers and returned the loot to those who had been robbed‚ but that is not the meaning of the
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Deep vein thrombosis (DVT) is a disorder that result’s‚ when blood clot formed in deep veins of the lower and upper extremities‚ mainly lower extremities. It is life treating disorder due to the probability of a clot letting loss and traveling to the lung causing pulmonary embolism. DPT can be symptomatic or a symptomatic. Some of the symptoms of DVT are: pain‚ and swelling of the legs. There are many reasons DVT‚ develops some of them are bed rest following surgery or accident or any kind of blood
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Dig Deeper It’s a fact that Maya Angelou is known for writing poetry and novels that empower and inspire many people‚ especially African Americans. Critics have different beliefs of the purposes of her poems. This research paper will focus on two of Angelou’s most famous works: “Caged Bird” and “Still I Rise”. Critics believe that the main focus on these two poems is reflected on African American history. They go much deeper. These two poems reflect her life story as well‚ which is why so
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Coronary artery bypass graft surgery (CABG) is an advance surgical method meant for treating coronary heart diseases or CHD. In coronary artery bypass surgery‚ healthy veins or arteries from different parts of the body are grafted around the heart or onto the blocked aorta. These grafted portions bypass the blocked areas of the artery and thus create a new route for the blood to reach the heart. Coronary artery bypass graft surgery or CABG is one of the most popular open heart surgery methods performed
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even more racial issues overall. The introduction of body cameras to officers in each state would help substantially. Police should be required to wear body cameras because they provide valuable evidence in cases‚ protect both the citizens and the officers‚ and the cameras being present influences their behavior. If all officers were required to wear body cameras‚ gathering and providing evidence would
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Coronary heart disease is the buildup of plaque in the heart’s arteries that could lead to a myocardial infarction. However‚ coronary heart disease‚ or CHD‚ is actually a result of coronary artery disease‚ or CAD. With coronary artery disease‚ plaque accumulates within the walls of the coronary arteries until the blood flow to the heart is limited‚ causing ischemia. It may be chronic‚ caused by narrowing of the coronary artery over time. It can be acute‚ resulting from a sudden rupture and formation
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Coronary Artery Bypass Graft (CABG) is performed when a patient has disease of the coronary arteries. This is usually caused by atherosclerosis which is clogging of the arteries or hardening by cholesterol of plaque. Coronary Artery Bypass is done to improve the blood flow of the heart. The surgeon bypasses the obstructed artery using a healthy artery that is harvested from another part of the body and placed in the heart to reroute the blood flow around the blocked area. Usually the healthy vein is taken
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Bog bodies have been found in many locations in northwestern Europe: Ireland‚ England‚ Germany‚ and Denmark. Generally‚ these countries have poor preservation conditions‚ but the bogs are an exception to the rule. Most bodies found show severe trauma from a violent death. The scope of the article encompasses Europe during the Iron and Bronze periods. It is difficult‚ frequently impossible to distinguish between ritual behavior towards bodies after death and outright sacrificial killing. Why were
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That Will Naturally Unclog Your Arteries There are several foods that will help you to unclog the arteries from a buildup of plaque‚ as well as to decrease inflammation and to reduce your blood pressure‚ which is why they are very effective in preventing a cardiovascular disease. Apart from cleaning your arteries‚ these foods will provide you with a healthy hormone production and a good hair and skin quality. Here are the best foods that will unclog your arteries naturally and‚ that will protect
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