(June 2011). The nephron (from Greek Î½ÎµÏÏÏÏ - nephros, meaning kidney) is the basic structural and functional unit of the kidney. Its chief function is to regulate the concentration of water and soluble substances like sodium salts by filtering the blood, reabsorbing what is needed and excreting the rest as urine. nephron eliminates wastes from the body, regulates blood volume and blood pressure, controls levels of electrolytes and metabolites, and regulates blood pH.
Making the world better, one answer at a time. The country where the last name Burton originated is England. This name is used as a last name as well as a first name and means from the fortified town.
The origins of the Farnsworth name come from when the Anglo-Saxon tribes ruled over Britain. The name Farnsworth was originally derived from a family having lived at Farnworth, a parish, in the union of Bolton, hundred of Salford, south division of Lancashire. Lewis, Samuel, A Topographical Dictionary of England.