THE ABDOMEN 



751 



the anterior common ligament, the left lumbar veins, and the 

 origins of the lumbar and middle sacral arteries. Right. — ^The right 

 crus of the diaphragm, with the receptaculum chyli and right vena 

 azygos lying deeply between the vessel and the right crus, the former 

 being nearest the aorta, and slightly covered by it ; and the inferior 

 vena cava. Left, — ^The left crus of the diaphragm, the left semi- 



GElsophagus 



Diaphragm . 



superior Capsular 



Arteries 

 Suprarenal Body - 



. Capsular Artery - 



'. Capsular Artery -. 



Renal Artery . 



iferior Vena Cava .. 

 Sperniatic Arterj-... 



Right Ureter — 

 Aorta — 



^ight Common Iliac.. 

 Ariery 



r-Mr^-l-Inf. Phrenic Arteries 



!-- fT-Cceliac Axis 



t' ;jj —Superior Mesenteric 

 Ariery 



^./ . .Lumbar Artery 



Quadratus Lumboruni 



. . Psoas Magnus 



--Inferior Mesenteric 

 Artery 



. ..Iliacus 



— Left Spermatic Artery 



External Iliac Arterj' 

 External Iliac Vein 



>^-i^ Left Commoo Iliac Vein 



*-. Middle Sacral Ariery 



Rectum Bladder 



Fig. 323. — Dissection of the Posterior Abdominal Wall. 



lunar ganglion, the terminal portion of the third part of the 

 duodenum (ascending part of Treves), and the left svmpathetic 

 gangliated cord. 



Branches. — ^These are nine in number, and are arranged in two 



[ groups, visceral and parietal, four of them being single, and five 



i arranged in pairs. The four single branches are the cceliac axis, 



superior mesenteric, inferior mesenteric, and middle sacral. The 



five pairs are the inferior phrenic, middle capsular, renal, spermatic 



