Material and Methods.- Preparation of the Models of the Upper Part of the Abdominal Cavity.- Preparation of the Corrosive Casts of the Hollow Structures of the Liver.- Portal Vein System.- Portal Vein Branching in the Hepatic Porta.- Right Main Portal Branch - The Right Portal Vein.- Right Anterior Sectorial (Paramedian, Anteromedian) Branch.- Veins to Segment V.- Veins to Segment VIII.- Right Posterior Sectorial (Posterolateral, Lateral) Branch.- Veins to Segment VI.- Veins to Segment VII.- Left Main Portal Branch - The Left Portal Vein.- Horizontal Part of the Left Main Portal Branch - Extrahepatic Portion of the Left Portal Vein.- Veins to Segment II.- Umbilical Part of the Left Main Portal Branch - Intrahepatic Portion of the Left Portal Vein.- Veins to Segment III.- Veins to Segment IV.- Veins to Segment I.- Veins to Segment IX (Right Paracaval Region).- Figures Illustrating the Portal Vein System.- Hepatic Artery System.- Proper Hepatic Artery.- Right Hepatic Artery.- Left Hepatic Artery.- Middle Hepatic Artery.- Accessory Right Hepatic Artery.- Accessory Left Hepatic Artery.- Right Hepatic Artery Originating from the Superior Mesenteric Artery.- Left Hepatic Artery Originating from the Left Gastric Artery.- Arteries to Liver Sectors and Segments.- Figures Illustrating the Hepatic Artery System.- Biliary System.- Bile Duct - The Hepatic Duct Junction.- Right Hepatic Duct.- Right Anterior (Paramedian) Sectorial Duct.- Bile Ducts from Segment V.- Bile Ducts from Segment VIII.- Right Posterior (Posterolateral) Sectorial Duct.- Bile Ducts from Segment VI.- Bile Ducts from Segment VII.- Left Hepatic Duct.- Bile Ducts from Segment II.- Bile Ducts from Segment III.- Bile Ducts from Segment IV.- Bile Ducts from Segment I.- Bile Ducts from Segment IX (Right Paracaval Region).- Figures Illustrating the Biliary System.- Hepatic Vein System.- Right Hepatic Veins.- One Right Hepatic Vein.- Two Right Hepatic Veins.- Three Right Hepatic Veins.- Middle Hepatic Vein.- Umbilical Hepatic Vein.- Left Hepatic Vein.- Short Subhepatic Veins.- Figures Illustrating the Hepatic Vein System.- References.- Index of Figures.