FIG. 184.- Dissection of the Abdomen. The great omentum and the trans- 

 verse colon have been turned upwards. The small intestine has been 

 removed, and the peritoneum and extra-peritoneal fat have been dis- 

 sected away from the structures on the posterior wall of the abdomen 

 below the level of the transverse meso-colon. 



Great omentum. 



Transverse colon. 



Appendices epiploicae. 



Transverse meso-colon. 



Superior mesenteric artery. 



Middle colic artery. 



Superior mesenteric vein. 



Inferior vena cava. 



Aorta. 



Right colic flexure. 



Common trunk of right and ileo-colic 



arteries. 



Spermatic vessels. 

 Ureter. 



Genito-femoral nerve. 

 Right common iliac artery. 

 Middle sacral vessels. 

 Caecum. 

 Ileum. 



Vermiform process. 



Pelvic colon. 



Iliac colon. 



Superior haemorrhoidal artery. 



Sigmoid arteries. 



Left common iliac vein. 



Left common iliac artery. 



Ureter. 



Descending colon. 



Spermatic vessels. 



Inferior mesenteric artery. 



Left colic artery. 



Psoas muscle. 



Inferior mesenteric vein. 



Mesentery of small intestine. 



Duodeno-jejunal flexure. 



Left colic flexure. 



Jejunum. 



Left kidney. 



477 



