GREASE. 97 



^' blood Is to rife in perpendicular columns, 

 *' to return the circulating fluids from the ex- 

 ** tremities. Hence fvvellings in the legs of 

 '^ horfes may be eafily accounted for, from a 

 *^ partial ftagnation of the blood and juices in 

 *^ the finer vefiels> where the circulation is 

 " mofl languid ; and efpecially where there is 

 ** a want of due exercife, and a proper mufcu- 

 *' lar compreflion upon the veffeis to pufli for- 

 *^ ward the returning blood, and propel the 

 *' inert or half-ftagnating fluid through their 

 " veflels/' This is one reafon (where a rcafon 

 is wanting and mud be obtained), and is quoted 

 entirely for the fervice of thole who require 

 no other. But, as many may wifli to receive 

 more fatisfadory information upon the fubjed, 

 it will be neceflTary to afford it a nicer eluci- 

 dation. 



Indeed it cannot be fuppofed that any reader 

 pofle fling the fmallefl: degree of rational con- 

 ception will fall into this ridiculous idea, and 

 implicitly believe nature has perverted her 

 own laws, by appropriating to certain offices 

 veflels inadequate to the purpofes for which 

 they were formed. That the vefl^els are fmall 

 in the extremities muft be acknowledged; 



H that 



