<prompt> Surgeon excises a poion of liver to the left of the attachment of the falciform ligament. The segments that have been resected areSegment 1a and 4Segment 1 and 4bSegment 2 and 3Segment 1 and 3  <response>: Falciform ligament Falciform ligament is the most obvious external landmark on the liver surface Plane passing through the falciform ligament passes through the left lobe It divides the left lobe into a medial segment Segment IV and lateral segment Segment II and III Ref: Sabiston 20th edition Pgno : 1421 