Urine moves from the kidneys to the urinary bladder through the ureters
A) by active transport
B) passively by the force of gravity
C) by peristaltic contraction of the smooth muscle of the ureters
D) when the bladder empties and creates a negative pressure that pulls the urine to the bladder
E) none of these

Question

Quizplus · Accepted Answer

Urine moves through the ureters passively by the peristaltic contraction of the smooth muscle surrounding the ureters. This means that the muscles contract and relax in a rhythmic pattern, squeezing the urine through the ureters and into the bladder.

Urine Moves from the Kidneys to the Urinary Bladder Through