This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anatomy
[{'content': 'Ureter derives its blood supply from-a) Renal arteryb) Gonadal vesselc) Common iliac arteryd) Inferior vesical arterye) Superior mesenteric artery \nSelect and explain. \nA. abc, B. acd, C. abcd, D. abd', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Blood supply of ureter\n\nUpper part:- It is mainly supplied by the renal artery. It may also receive branches from gonadal or colic vessels.\nMiddle part:- It receives branches from the aorta. It may also receive branches from gonadal or iliac vessels.\nThe lower part (pelvic part):- It is supplied by branches from the vesical, middle rectal or uterine vessels.', 'role': 'assistant'}]