IMPROVED. 247 



like that of Sir Kenelm Digby of the Virtues of his 

 Svmpathetic Po^vde)\ whicli he made fuch a Stir 

 about, altho' it was nothing but a lictle calcined or 

 burnt Vitriol, which, ftrewed upon the Wound, 

 ftopt the Flux of Blood, and Nature perform'd the 

 Cure afterwards, by Means of the Balfam of the 

 Blood itfelf, whicli will any time do without the 

 Helps of Ointments, where the Fluids and Solids are 

 in a healthful State ; and this may be obferv'd upon 

 PLmfs, between which and human Bodies, in feve- Plants and 

 ral Refpcifts, there is a great Analogy, to wit, that -'|"''^^^s, 

 when you wound a Tree, by cutting away fome ^^\\^^\q^^^^ 

 its Bark or Subftrmce, in a few Years that Lofs will ^ 

 be repaired by Nature, without any Help from the 

 Gardener. And juft thus it fares with recent or 

 frefh and green Wounds as they are called, when 

 they happen in a ilefhy Fart of the Body ; for they 

 will he:l fooner of themfelves, provided the Part 

 be kept at Reft, without, than with any Applica- 

 tion whatfoever. 



I fhall now proceed to the Dillempers of the 

 Reins and Bladder. 



CHAP. XXIX. 

 Of Difeafes of the Reins, and Bladder. 



T N E E D not defcribe the Kidneys of a Horfe, 

 J no more thrn any other of the Parts of this 

 Creature, feeing it is fo well perform'd to my hand 

 by Mr. Snaf.e and ethers. Therefore I Iha'll con- 

 tent m}'felf with giving the Reader a fhort Account 

 of their Ufe. And Firft. 



The Ufe of the Kidneys is, to feparate the Urine The Ufe of 

 from the Blood, which, by the Motion of the'li-^- Ki.i- 

 Heart and Arteries, is thruft into the emulgent p^J". ^'5" 

 Branches, which carry it to the little Glands, byf^^ ''■'^' 

 which the Serofit^,^ or v/atry Part being fepr.rated, 

 it. is received by the Orifices of the little Tubes, 

 M 4 which 



