lySo 



HUMAN ANATOMY. 



gravity, or by their own vermicular movement, intestines may be forced into a cavity 

 or space either actually or potentially pre-existing, in which, under lessened pressure 

 as compared with that at the oritice, the bulk of the hernia may increase, with the 



Fig. I '■02. 



Ileum 



Ileo-appendicular 

 fold 



Inferior ileo-caecal 

 fossa 



Meso-appendix 



Posterior csecal 

 fold 



Posterior layer of 

 tueseiiterv 



Retroccecal fossa 



Peritoneal fossae of ileo-caecal region, caecum being drawn forward and upward. ( fonnesco). 



constant danger of incarceration (stoppage of the fecal current) or strangulation 

 (cutting off the supply of blood). The symptoms of internal herniae are therefore 

 always those of intestinal disturbances and very often those of complete intestinal 

 obstruction. 



