CARDIAC. 



557 



filaments of the hepatic plexus of nerves, and numerous lymphatics, surrounded 

 by a quantity of loose areolar tissue (capsule of Glisson), and placed between 



Fig. 313. Portal Vein and its Branches. 



the layers of the lesser omentum. The vena portae receives the gastric and 

 cystic veins; the latter vein sometimes terminates in the right branch of the 

 vena portae. "Within the liver the portal vein receives the blood from the 

 branches of the hepatic artery. 



CARDIAC YEINS. 

 The veins which return the blood from the substance of the heart are, the 



Great cardiac vein. 

 Posterior cardiac vein. 



Anterior cardiac veins. 

 Venaa Thebesii. 



The great cardiac vein is a vessel of considerable size, which commences at 

 the apex of the heart, and ascends along the anterior interventricular groove to 

 the base of the ventricles. It then curves to the left side, around the auriculo- 

 ventricular groove, between the left auricle and ventricle, to the back part of 



