With regard to hepatic anatomy, the falciform ligament divides the _______ from the _______.

The falciform ligament divides the left lateral section from the left medial section. The plane between the gallbladder fossa and the inferior vena cava (IVC--referred to as Cantlie's line) divides the right and left lobes. The falciform ligament, along with the round, triangular, and coronary ligaments may be divided in a bloodless plane during liver resection (Figs. 31-1 to 31-3).