1780 



Hl.MAN ANATOMY. 



gravity, or by their >\\n 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 orifice, the bulk of the hernia may increase, with the 



FIG. 1502. 



Ileum 



lleo-appendicular 

 fold 



Inferior ileo-caecal 

 fossa 



Meso-appendix 



Posterior caecal 

 fold 



Posterior layer of 

 mesentery 



Retrocaecal fossa 



Peritoneal fossae of Heo-raecal region, caecum beinjc 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 hernia? are therefore 

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

 obstruction. 



