occurs in in taxon ureter smooth muscle contraction peristalsis ureteric peristalsis 2010-02-10T03:07:54Z A wavelike sequence of involuntary muscular contraction and relaxation that passes along the ureter, impelling the contents onwards. The ureter is one of a pair of thick-walled tubes that transports urine from the kidney pelvis to the urinary bladder. mah GO:0072105 Bacteria Archaea ureter