<P> The collecting duct system of the kidney consists of a series of tubules and ducts that physically connect nephrons to a minor calyx or directly to the renal pelvis . The collecting duct system participates in electrolyte and fluid balance through reabsorption and excretion , processes regulated by the hormones aldosterone and vasopressin ( antidiuretic hormone ) . </P>
<P> The collecting duct system of the kidney consists of a series of tubules and ducts that physically connect nephrons to a minor calyx or directly to the renal pelvis . The collecting duct system participates in electrolyte and fluid balance through reabsorption and excretion , processes regulated by the hormones aldosterone and vasopressin ( antidiuretic hormone ) . </P>
what is the collecting system of the kidney
what is the collecting system of the kidney
a series of tubules and ducts
a series of tubules and ducts