You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Right hepatic vein drains which segment of the liver- and explain in detail?
Ans. is 'd' i.e., VII Segmental anatomy of the liver* Based on the distribution of portal vein and hepatic vein, Couinaud divided each physiological (functional) lobe of liver into 4 segments each and hence liver is divided into 8 segments.* The physiological left lobe is composed of 4 segments designated I to IV and is supplied by left branch of hepatic artery, left branch of portal vein and drained by left hepatic duct and left hepatic vein.* The physiological right lobe consists of segment V, VI, VII and VIII and is supplied by right hepatic artery, right branch of portal vein and drained by right hepatic duct and right hepatic vein.* Segment I corresponds to caudate lobe and segment IV to quadrate lobe .* Only exception is caudate lobe which is supplied by both right and left hepatic arteries.