ABDOMINAL CAVITY 



PLATE XV 

 FIG. 146. Dissection of the lower part of the Abdomen. 



The greater omentum and the transverse colon have been 

 turned upwards. 



The small intestine has been removed, and the peritoneum 

 and extra -peritoneal fat have been dissected away from the 

 structures on the posterior wall of the abdomen below the level 

 of the transverse meso-colon. 



1. Greater omentum. 



2. Transverse colon. 



3. Appendices epiploicce. 



4. Transverse meso-colon. 



5. Superior mesenteric artery. 



6. Middle colic artery. 



7. Superior mesenteric vein. 



8. Inferior vena cava. 



9. Aorta. 



10. Right flexure of the colon. 



11. Common trunk of right 



ileo-colic arteries. 



12. Internal spermatic vessels. 



13. Ureter. 



14. Genito-femoral nerve. 



15. Right common iliac artery. 



1 6. Middle sacral vessels. 



17. Crecum. 



18. Ileum. 



19. Vermiform process. 



and 



20. Pelvic colon. 



21. Iliac colon. 



22. Superior hsemorrhoidal artery. 



23. Sigmoid arteries. 



24. Left common iliac vein. 



25. Left common iliac artery. 



26. Ureter. 



27. Descending colon. 



28. Internal spermatic vessels. 



29. Inferior mesenteric artery. 



30. Left colic artery. 



31. Psoas major muscle. 



32. Inferior mesenteric vein. 



33. Mesentery of small intestine 



(cut). 



34. Duodeno-jejunal flexure. 



35. Left flexure of the colon. 



36. Jejunum. 



37. Left kidney. 



