248 EXERCISE. 



evaporating fleams of the moft volatile falts, 

 ^\^ith the perfpirative pores all open, parch- 

 ing with thirft, to a large open trough of 

 told water, (with little refped: to feafon) 

 where he is permitted to fatiate the appetite, 

 unreftrained by judgment or fear of confe- 

 quence; till chilled by the frigidity of the 

 element, the porous fyflem becomes in- 

 ftantly collapfed, and you perceive by at- 

 tention, the tail almofl immediately clung 

 to the hind quarters ; a violent trembling and 

 bodily agitation fucceeds, and the perfpira- 

 tive matter thus obftruded in its very a^ 

 of fu&uaiion, (through every part of the 

 frame) lays the , foundation of various ills, 

 that however they might have been avoided 

 iti the fir ft inftance, cannot be prevented in 

 the laft. 



This ceremony is fucceeded by one of 

 two others equally prejudicial to the frame 

 in general, however its ill eft'eds may not 

 prove imm.ediately difcernible; but remain 

 dormant fome fliort fpace of time in the 

 habit before it is difplayed in one of the 

 many diteafes fo repeatedly defcribed in 

 different parts of the laft and prefent chap- 

 ters. 



