610 



THE ARTERIES. 



The branches may be divided into two sets : 1. Those supplying the viscera. 

 2. Those distributed to the Avails of the abdomen. 



Visceral Branches. 



( Gastric. 

 Coeliac Axis. < Hepatic. 



( Splenic. 



Superior Mesenteric. 

 Inferior Mesenteric. 

 Suprarenal. 



Renal. 



Spermatic or Ovarian. 



Parietal Branches. 



Phrenic. 

 Lumbar. 

 Sacra Media. 



Visceral Brandies of the Abdominal Aorta. 

 The Coeliac Axis (Fig. 368). 



To expose this artery raise the liver, draw down the stomach, and then tear through the 

 layers of the lesser omentum. 



The Coeliac Axis is a short thick trunk, about half an inch in length, which 



Cystic artery 



FIG. 368. The cceliacaxis and its branches, the liver having been raised and the lesser omentum removed. 



arises from the aorta opposite the margin of the Diaphragm, and, passing nearly 

 horizontally forward (in the erect posture), divides into three large branches, the 

 gastric, hepatic, and splenic, occasionally giving off one of the phrenic arteries. 



Eelations. It is covered by the lesser omentum. On the right side it is in 

 relation with the right semilunar ganglion, and the lobus Spigelii ; on the left side, 

 with the left semilunar ganglion and cardiac end of the stomach. Below, it rests 

 upon the upper border of the pancreas. 



