The upper part of the ureter closest to the kidney is supplied by the renal arteries The middle part of the ureter is supplied by the common iliac arteries, direct branches from the abdominal aorta, and gonadal arteries (the testicular artery in men or ovarian artery in women) The lower part of the ureter closest to the bladder is supplied by branches from the internal iliac arteries,[1]:324–326 as well as: