Components ---kidney produce urine ureters bladder>-cavity organs, conduct, store and urethra remove the urine functions remove waste products of metabolism requlate the homeostasis e secrete some bioactive factors- renin erythropoietin1. Components ---kidney : produce urine ---ureters ---bladder -cavity organs, conduct, store and ---urethra remove the urine ---functions: remove waste products of metabolism regulate the homeostasis secrete some bioactive factors- renin, erythropoietin