seminar - Nasser-Eddin, M, Ph.D SEM I NAR GI VEN FOR TH E...

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Unformatted text preview: Nasser-Eddin, M, Ph.D SEM I NAR GI VEN FOR TH E CCE DEPARM ENT AT AUB Kidneys anatomy and physiology Basic concepts Physics I nstrumentation Most people have two kidneys, each about 10 centimetres (4 inches) long. They are positioned in the back of the body behind the lower ribs. A healthy kidney is basically a filtering system. I n fact, each kidney is made up of about a million filtering units called nephrons . Urea - 30 g/day Creatinine - 2 g/day Salt - 15 g/day Uric Acid - 0.7 g/day Water - 1500 mL/day Unknown As blood passes through the kidneys, it is "cleaned" - the bodys waste products and excess fluid are removed. These waste products, along with the excess fluid, are then sent through the ureters to the bladder . Then they are passed out of the body as urine . Healthy kidneys also balance the chemicals in the blood, and produce hormones which control blood pressure and maintain healthy blood cells and less efficient Kidneys at removing waste products from the blood. waste products continue to circulate and build up in the bloodstream. without the hormones that a healthy kidney would produce, the bone marrow becomes less efficient at producing red cells, so anaemia develops. Once the kidney problem has been diagnosed, regular blood tests will be required. Treatment with a variety of drugs may be needed, for example, to control blood pressure . Drugs and medication Dialysis Kidney transplant Hemodialysis Peritonial dialysis Blood to be cleaned A membrane that will lie between the blood and another fluid that will take...
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This note was uploaded on 02/07/2011 for the course MECH 633 taught by Professor Mohammadnasserdine during the Spring '10 term at American University of Beirut.

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seminar - Nasser-Eddin, M, Ph.D SEM I NAR GI VEN FOR TH E...

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