<prompt> The caudate lobe of liver corresponds to which segment of Counauds classification :Segment ISegment IISegment IIISegment IV  <response>: Caudate lobe is segment IQuadrate lobe is segment IVaThe caudate lobe segment I is the dorsal portion of the liver and embraces the IVC. It lies posterior to the left portal triad inferiorly and left and middle hepatic vein superiorly.Caudate lobe is unique in sense thatit receives blood supply from both the right left portal pedicles.bile ducts drain into both right left hepatic ducts.its venous drainage is directly into the vena cava 