Urinary System

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Sophia Tarafa Presentaion 9

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Urinary System

  1. 1. Chapter 9 presentation<br />Terms:<br />Polycystic Kidneys, Wilm’s tumor, Urgency, Nephron, Loop of Henle<br />Urinary SystemBy: Sophia Tarafa <br />
  2. 2. Polycystic Kidneys <br />A genetic disorder characterized by the growth of numerous cysts in the kidneys.<br />Kidneys are two organs that are located in the upper part if a person’s abdomen. The Kidneys filter waste and extra fluid from the blood to form urine, and regulate some vital substances. <br />When cysts form they are filled with fluid which can enlarge the kidneys and reduce kidney function and can lead to kidney failure.<br />
  3. 3. Polycystic Kidney<br />
  4. 4. Normal Kidney<br />
  5. 5. Wilm’s Tumor<br />A type of kidney cancer that occurs in children.<br />Symptoms: abdominal pain, constipation, fever, high blood pressure, loss of appetite, nausea, vomiting.<br />Causes: most common form of childhood kidney cancer. It isn’t really known what the exact cause is<br />Treatment: If diagnosed it is important to prevent from pushing on the child’s belly area and use cautious during bathing and handling to avoid injury.<br />Surgery is determined depending on the stage of cancer.<br />
  6. 6. Urinary Urgency<br />Urinary Urgency: feeling the urge to urinate immediately.<br />Usually occurs often as a result of irritation or inflammation of the bladder wall.<br />Other causes, interstitial cystitis, urinary incontinence, overactive bladder systems.<br />Test that may be done: Urinalysis, urine culture, cystoscopy, ultra sonography.<br />
  7. 7. Nephron<br />Nephron- is a basic structural and functional unit of the kidney.<br />Function- regulate the concentration of water and solute substances.<br />A nephron eliminates waste from the body, regulates blood volume, and blood pressure and regulates blood ph.<br />
  8. 8. Nephron Structure<br />
  9. 9. Loop of Henle<br />In the kidney the loop of Henle is the portion of the nephron that leads from the proximal straight tubule to the distal convoluted tubule.<br />Main function is to create a concentration gradient in the medulla of the kidney.<br />
  10. 10. Loop of Henle diagram<br />

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