214 PLEURISY, &c. 



trils, in confequence of a reduclion of the 

 fymptomatic inflammation upon the glands 

 of the head and throat, a flimy moifture ap- 

 pears in the mouth hkewife^ his whole frame 

 bearing evident proofs of univerfal oppreffion, 

 that ferioufly indicates the necefTity of expedi- 

 tious relief. 



Having taken a concife but accurate viev^r 

 of the diftemper in its external appearance, it 

 becomes immediately neceffary to go out of 

 the ujiial tracks and explain the cauje as well 

 as xht fywptoms of difeafe. As the lungs are 

 known to emit in health a greater proportion 

 of perfpirable matter for tranfpiration than 

 any other part, it confequently follows that, 

 upon either a partial or univerial obftrudlion 

 or fuppreffion, they beeome (by the compul- 

 five abforption oi K\i'^\. very proportion) the im- 

 mediate feat of difeafe ; and, where the blood 

 is previoufly vifcid, or in an indifferent ftate, 

 its tendency to inflammation is injlantly pro- 

 moted by the morbidity of the obflruded per- 

 fpirable matter, which being thrown back upon 

 the lungs y they are fo overloaded as to be ren- 

 dered incapable of performing their fundlions, 

 and paffing it into the circulation 5 inflamma- 

 6 tion 



