<prompt> Ureter derives its blood supply from-a Renal arteryb Gonadal vesselc Common iliac arteryd Inferior vesical arterye Superior mesenteric arteryabcacdabcdabd  <response>: Blood supply of ureterUpper part:- It is mainly supplied by the renal artery. It may also receive branches from gonadal or colic vessels.Middle part:- It receives branches from the aorta. It may also receive branches from gonadal or iliac vessels.The lower part pelvic part:- It is supplied by branches from the vesical, middle rectal or uterine vessels. 