PHYSICAL AND LITERARY/ 363 



where it ftood fo far into the cavity, as to 

 leave a very fmall paffage for the aliment. 

 Along this contradted part, the mefentery F 

 was firm and thick. After this, the inte-r 

 ftine G became of a natural enough form and 

 make. 



The Gentlemen in Gkjgow were, I think, 

 }uftly of opinion, that the part of the inte«- 

 ftine inflated by Mr. Muir, delineated \t\ 

 Fig. I . was an intufufcepted part fallen away 

 by gangrene from the inteftine at E in Fig. 2.. 

 where, if there was a concretion, as is re- 

 lated in cafe 3. it might have feparated with- 

 out leaving any difcontinuity in the alimen- 

 tary canal. 



I have feveral times feen an intufuj'cepfio. 

 in the fmall guts of children, a little below 

 which I obferved feveral worms ; but the 

 inverted part was neither fwelled nor dif- 

 coloured, which made me think this difr 

 order had happened foon before death. In 

 one of them a lumhricus teres had paffed the 

 half of its length thro' a hole made in the 

 gut ; but, as there was no rednefs or other 

 mark of inflammation at this part, I judged 

 the perforation to have been made by the 

 worm after the death of the fubjed. 



There 



