(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 is a locational name which derives from the village of Collingham (Bridge) near Wetherby in Yorkshire. The name is Anglo-Saxon and means 'the farm or homestead (ham) of the family (ing) of Coll-a personal name which probably derived from Nicolas.Locational names were usually given to former inhabitants who moved to another area, a system which also created the problem of transposed spellings.The first recorded spelling of the family name is shown to be that of Johannes de Colyngham. which was dated 1379, in the Yorkshire Poll Tax Rolls.during the reign of King Richard 11, known as Richard of Bordeaux 1378 - 1400.he name is Anglo-Saxon and means 'the farm or homestead (ham) of the family (ing) of Coll-a personal name which probably derived from Nicolas.