396 



ABDOMEN 



the posterior of which is occupied by the sacrospinalis 

 (O.T. erector spinse), whilst in the anterior is placed the 



Superior 

 epigastric 



Rectu 



abdomini 



Sheath of rectu 

 External obliq 



Internal 

 oblique 



Hypogastric 

 nerve 



Cremaste 



Falx inguinahs 

 (O.T. conjoinei 

 tendon) 



Lig. inguinale. 

 reflexum 



Spermatic cord 



FIG. 149. Deep dissection of the Anterior Wall of the Abdomen. On the 

 left side the external oblique and the internal oblique have for the most 

 part been removed, the sheath of the rectus opened, and the greater 

 part of the contained muscle removed. On the right side the external 

 oblique, the upper part of the internal oblique, and the upper part of 

 the anterior wall of the sheath of the rectus have been removed. 



quadratus lumborum. These are points which cannot be 

 demonstrated in this dissection, but a reference to Fig. 148 

 will help the student to understand the arrangement. 



