PHYSICAL AND LITERARY. 353 



Art. XXVn. 



Remarks on Procidentias Ani, Intufufceptio, 

 Ipjiammation^ and Volvulus of the Inte^ 

 fiines J hy Alexander Monro fenior^ 

 M.D. & P.A'\ 



AT ftool more or lefs of the in fide of 

 the reBum is generally thruft out be- 

 yond the verge of the anus, which afcends 

 when the preflure of the diaphragm and ab- 

 dominal mufcles ceafes. If the protruded 

 inteftine is not then retradted, it is fqueezed 

 by the JphinBer am\ fo that the return of li- 

 quors from the part of it which is beyond 

 this ftrifture, muft be rendered difficult ; 

 on which account, this part fwells, becomes 

 of a colour more red than natural, and a 

 larger than ordinary quantity of flime flows 

 from the ends of the veffels that open on its 

 inverted villous furface. This ftate is called 

 procidcjttia ani ; a difeafe, to which chil- 

 dren, old people, thofe weakened by difeafes, 

 or fuch as are attacked by toiejmus, from 

 Vol. II. Y y whatever 



* February 6. 1755. 



