140 



THE POSTERIOR AORTA. 



The external iliacs (Fig 14 . ^) travel more externally ; 

 but having gamed the brim of the pelvis, they proceed one 

 on each side down the iliac muscles ; in which course each 



FIG 15. 



INSIDE OF THE HIND LEG. 



a, The external iliac. 



b, The profunda femoris. 



c, The epigastric. 



d, The femoral. 

 e, The inguinal. 



/, Large branch to the stifle. 



q, Branch to the ti-iceps abductor femoris, 



i, Popliteal branches. 

 j, Anterior tibial. 

 k, Posterior tibial. 

 I, The obdurator. 

 m, The ai'teria iunominata. 

 «, The pubic. 

 0, The ischiatic. 



h. Branch to the posterior border of the p, The iutei-nal pudic. 

 gastrocnemii. 



gives off twigs to the psoas and abdominal muscles ; the cir- 

 cumflex artery of the ilium {Fig 14 . e) being the first large 

 branch of the external iliac. It advances across the loins, and 



