The tubes that carry excreted urine from the kidney to the bladder.
In humans, the ureters enter the bladder posteriorly. There are no valves in it, backflow being prevented by pressure from the filling of the bladder.
The ureter has three layers:
U*re"ter [NL., fr. Gr. . See Urine.] Anat.
The duct which conveys the urine from the kidney to the bladder or cloaca. There are two ureters, one for each kidney.
© Webster 1913.
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