Liver function test pdf 2012

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The liver, an organ only found in vertebrates, detoxifies various metabolites, synthesizes proteins, and produces biochemicals necessary for digestion. In liver function test pdf 2012, it is located in the upper right quadrant of the abdomen, below the diaphragm. It also plays a role in metabolism, regulation of glycogen storage, decomposition of red blood cells and hormone production.


The liver, an accessory digestive gland, produces bile, an alkaline compound which helps breakdown fat. Bile aids in digestion via the emulsification of lipids. The gallbladder, a small pouch that sits just under the liver, stores bile produced by the liver. The liver’s highly specialized tissue consisting of mostly hepatocytes regulates a wide variety of high-volume biochemical reactions, including the synthesis and breakdown of small and complex molecules, many of which are necessary for normal vital functions.

Estimates regarding the organ’s total number of functions vary, but textbooks generally cite it being around 500. Terminology related to the liver often starts in hepat- from ἡπατο-, the Greek word for liver.

There is currently no way to compensate for the absence of liver function in the long term, although liver dialysis techniques can be used in the short term. Artificial livers are yet to be developed to promote long-term replacement in the absence of the liver.

As of 2017, liver transplantation is the only option for complete liver failure. The liver is a reddish-brown wedge-shaped organ with four lobes of unequal size and shape. A human liver normally weighs 1.