128 



PLATE LXVL 



VISCERA, &c. 



A Caecum. 



B Upper end of the ascending colon. 



C Transverse colon. 



D An appendix epiploica. 



E Great omentum. 



F Transverse meso-colon. The letter is 

 placed on the posterior layer, formed 

 by the greater sac of the peritoneum, 

 which has been partly cut away to 

 expose the artery. 



G Upper layer of the transverse meso- 



colon, formed by the lesser sac of 



the peritoneum. 

 H Mesentery. 



I Splenic flexure of tho colon. 

 K Second or descending portion of the 



duodenum. 

 K' Third or transverse portion of the 



duodenum. 

 L Pancreas. 



M Lower end of the ileum. 

 N Small intestine. 



a Superior mesenteric. artery. 

 b Superior mesenteric vein. 

 c Meso-colic artery. 

 d An accessory meso-colic. 



VESSELS, &c. 



e A common trunk of origin of tho colics 



sinistra and ileo-colic. 

 / Colica sinistra. 

 g Ileo-colic. 

 h Vasa intestini tennis. 



