256 



THE ABDOMEN AND PELVIS 



FIG. 77. Sections in the long axis of the Inguinal Canal. 



1. The normal condition, showing the coverings of the spermatic cord. 



2. Oblique inguinal hernia. Note the relation of the neck of the hernial sac to the 

 inferior epigastric artery and observe that the sac descends within the coverings of the 

 spermatic cord. 



3. Direct inguinal hernia. Note the relation of the neck of the hernial sac to the 

 inferior epigastric artery and observe that the external spermatic (intercolumnar) fascia is 

 the only covering which it shares with the spermatic cord. 



