Kidney development

Question 1

what gives rise to the collecting system of the kidney including the tubules and collecting ducts, the major and minor calyces, the renal pelvis and the ureters?

Answer 1

ureteric bud (aka metanephric diverticulum) derivative of the caudal portion of the mesonephric duct

mesonephric duct persists in males and gives rise to the wolffian ducts which form the ductus differents and epididymis. Regresses in females forming the vestigial gatner’s ducts

Question 2

what gives rise to the glomeruli, bowman’s space, the proximal tubule, loop of henle and distal convoluted tubule?

Answer 2

blastema (aka metanephric mesoderm)