(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.
This interesting surname is of Anglo Saxon origin, and is a locational name from places called Marsden in Lancashire, and the West Riding of Yorkshire, deriving from the Olde English pre 7th Century mearc meaning boundary, and denu, valley; hence, a valley forming a natural boundary.he first recorded spelling of the family name is shown to be that of Alan de Marchesden, which was dated 1246, witness in the Assize Court Rolls of Lancashire, during the reign of King Henry 111, known as The Frenchman, 1216 - 1272.