Collecting pa of kidney develops from ?

Ans. is 'd' i.e., Ureteric budDevelopment of kidney Kidneys develop from two sources :Metanephros (metanephric mesoderm or blastema) : It is the lowest pa of nephrogenic cord which is derived from intermediate mesoderm. It forms the excretory unit of kidney i.e. glomeruls, proximal convoluted tubule, loop of henle and distal convoluted tubule.Ureteric bud : It arises from lower pa of mesonephric duct. It forms collecting pa of kidney (pelvis, major calyes, minor calyces, collecting tubules) and ureter.