what are the specific functions of the structures within this urinary system?
The tubes which connect the kidneys to the bladder. Function: To take urine from the kidneys to the bladder. The presence of urine inside them stimulates a mechanical contraction which propels the fluid forwards. Bladder. Structure: Sometimes called the urinary bladder this is a sac-like organ in the pelvic cavity. Function: A reservoir (storage place) for urine.