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What is Which Couinaud segment of liver has independent supply? and explain in detail?
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.