LESS. V 



THE LIVER 



211 



liver. In this way each lobule comes to be seated bj its 

 base on a branch of the hepatic vein (Fig. 65, H.V.). 



If the branches of the hepatic artery, the portal vein, 

 and the bile duct be traced into the substance of the liver, 

 they will be found to accompany one another, and to 



Pio. 65.— A Section of Part of the Liver to show 



H. V, a branch of the hepatic vein, with I, the lobules or acini of the 

 liver, seated upon its walls, and sending their intralobular veins into it. 



branch out and subdivide, becoming smaller and smaller. 

 At length the ultimate branches of the portal vein (Fig. 64, 

 V.P.) reach the outer surfaces of the lobules, and passing 

 round and between them are known as the interloblllar 

 veins. These veins pour their blood into the network 

 of capillaries which permeate each lobule. The branches 



p 2 



