120 



ELEMENTS OF MAMMALIAN ANATOMY. 



FIG. 6$b. LACTEALS AND PORTAL SYSTEM OF DOG. 



a, inferior mesenteric vein ; b, gall bladder ; c, caecum ; d, duodenum ; 

 e, esophagus; i, parotid gland; j, jejunum; /, branches of portal 

 vein in liver; lu, branches of trachea and pulmonary artery in the 

 lung; m, ilium; ol, colon; p, pancreas; s, spleen; st, stomach; th, 

 thoracic duct into which empty the white tubes, the lacteals. 



