PELVIS 



563 



ureter. The lateral sacral and gluteal veins end in the 

 hypogastric vein, but the ilio-lumbar vein is, usually, a 

 tributary of the common iliac vein. 



Endo -Pelvic Fascia. When he has studied the general 

 position of the structures exposed by the removal of the peri- 



p. hasmorrh 



artery 



Pelvic colon 



teral sacral artery 



ranch of sup. hae- 



iiorrhoidal artery 



Rectum 



Hyp'ij^istric artery 

 (ant. division) 



[Middle haemorrhoidal 

 artery 



Left ureter 

 Genito-femoral 



Hypogastric arter; 



External iliac arter 

 Fascia on psoas 



Inferior vesical 



artery 



Ductus deferens 



Inferior epigastric 

 artery 



Umbilical artery 

 (obliterated) 

 Obturator nerve 

 Obturator artery 

 Obturator vein 



Internal spermatic 

 artery 



Haemorrhoidal veins 



Bladder 

 Superior vesical arteries 



FIG. 216. The Structures exposed in the left half of the Pelvis by the 

 removal of the peritoneum and extraperitoneal fat. 



toneum and the extraperitoneal fat of the pelvis, the dissector 

 should turn his attention to the endo-pelvic fascia. It con- 

 sists of two main parts : a parietal part, which forms part of 

 the pelvic wall, and a diaphragmatic part, which covers the 

 upper and lower surfaces of the pelvic diaphragm. The upper 

 fascia of the diaphragm is known as the visceral layer because 



