ON YELLOWS. 403 



cruel experiments on living animals, and fome 

 others equally fuccefsful and fatisfa6lory upon 

 dead ones, which ought entirely to have fuper- 

 feded the neceffity of the former, the Doftor 

 has brought very folid arguments to prove that 

 the gall, not the gaftric acid, is the menftruum 

 or principle of digeftion in animals. Gall has 

 beenlongprefcribedasaftomachic upon the con- 

 tinent; and may, in all probability, as a powerful 

 affiftant in digeftion, be found an efficacious re- 

 medy in the confumptions of men or horfes„ 



CHAP. X. 



VERTIGO — STAGGERS APOPLEXY — EPI- 

 LEPSY OR FALLING EVIL — CONVULSIONS 

 — STAG EVIL — LOCKED JAW — NIGHT- 

 MARE. 



T T flTH thefe our farriers make a notable 

 ^ ^ confufion, fince_ they are moft of them, 

 to ufe Ofmer s words, '* no more than fecondary 

 *' effefts," or the fymptoms of various difeafes- 

 This conlideration muft fully evince the folly 

 of depending upon advertifed noftrums for 

 ftaggers and convulfions, which medicines are 

 generally cephaHc mixtures, calculated to pal- 

 liate fymptoms in fome particular cafes, but fel- 

 dom, or with extreme uncertainty, to be of any 



D D 2 radical 



