PHYSICAL andLITERARY. 3^5 



precifion, that at prefent they are juflly 

 in difufe with many phyficians. 



Nay, in fa(5l, we may obferve, that 

 the matter of difeafe, or acrid medicines, 

 mixed with the blood, more readily and 

 frequently afFeiflthe Ikin, trachea, and kid- 

 neys, by means of which chiefly fuch par- 

 ticles are (ecreted from the blood, and ex- 

 creted, as by the fundlions of life have 

 been rendered irritating and hurtful to 

 the conftitution, than the other glands or 

 parts of the body. 



Art. 



