This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Abdomen & Pelvis, Subject name: Anatomy
[{'content': 'Which Couinaud segment of liver has independent supply? \nSelect and explain. \nA. I, B. II, C. III, D. IV', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., I * Caudate lobe (Couinaud Segment I) (anatomical part of right lobe) belongs physiologically to both right and left lobes because it receives blood from right and left hepatic arteries; right and left branches of portal vein; and drains bile into both right and left hepatic duct. Thus it is considered as physiological independent lobe of the liver.", 'role': 'assistant'}]