THE ABDOMINAL AORTA. 



423 



from the aorta and pai-tly from the inferior phrenic ; 7, placed on the front of the aorta 

 below the origin of the spermatic arteries ; 7, 7', placed on the psoas muscles, point to 

 the right and left spermatic arteries as they descend to the internal inguinal apertures ; 

 8, inferior mesenteric artery ; 9, lumbar arteries, of which the lowest is here represented 

 as proceeding from the middle sacral artery ; 10, common iliac arteries ; 11, between 

 the external and internal iliac arteries ; 12, left epigastric arteiy ; 13, circumflex iliac ; 

 14, branches of the iliodumbar. 



Fig. 275 



