The Liver And Its Functions Essay

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Liver essay Weighing approximately 1.4kg (Elaine N. Marieb, Katja Hoeh, 20101) in an average adult the liver is the largest gland in the body. Lying in the right upper quadrant of the body in the abdominal cavity just inferior of the diaphragm the liver is situated in an anatomically strategic position. All the nutrient rich and unfortunately toxin filled de-oxygenated blood from the gastrointestinal tract, pancreas and spleen first passes through the liver for filtering and processing before entering general circulation. Many important functions are performed by this vital organ, and with its vast variety of different responsibilities is the liver is sometimes considered the biochemical factory of the body. Some of the major functions the liver performs include are: * Eliminating toxins and harmful waste product like bilirubin and ammonia, * Manufacture proteins like albumin a protein that helps maintain the volume of blood in the body. * Store and metabolize fats including cholesterol. * Metabolize carbohydrates * Forms and secretes bile which helps aid the emulsification of fats. From the anterior surface view separated by the falciform ligament the liver can be typically seen to be divided into two lobes, the right and the left lobe. The posterior view shows the right lobe to be further divided into three more designated sections, the right lobe proper, the caudate lobe (situated on the posterior surface) and the quadrate lobe (situated on the under surface) (Elaine N. Marieb, Katja Hoeh, 20102). The Parenchymer of the liver is made of hexagonal shaped lobules (functional units of the liver). Lobules are constructed from hepatocytes which arranged are arranged in circular disks (hepatocyte plates) that radiate outwards from the central vein of lobules (Elaine N.Marieb, Katja Hoeh, 20103). Hepatocytes are

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