(7) 
a frog (witliout need of refrigeration or fuliginous explofion^' 
becaufe aftutlly cold) being diffeded alive^ pulfe as in other 
Animals whofe blood is adlually hott - and it you will fay that 
potential fuffices 5 It (eemes abfur'd to fuppofe a thing bare 
ly in Votentia^ aUu jam agere • ic is more likely then on the Goa- 
trary, to be Ad caloris augmmtum , and that for the moft part^ 
but alwayes for the produdiion of the vital Spirit, and partici- 
pation of it, to the languiQiing mafs ; and this by tradiion of 
Aire by the -^^A^m^/ veine and venal Artery into the left vcntri« 
cle of the heart * for Gallen efteeraes Air as it were the food 
of the vital Spirit 5 and the learned Chymijls { not every 
diftilling Mountebanck) know how by the help of Air, to 
volatize the moft fixt Alkalious falts, that the force of the moft 
vehemeoc Calcination can produce: fothen Nature feemes 
rather to intend Volatization than Refrigeration,by the pulfes ^ 
for as Bartholintis obfervcs in acute fevers, and moft violent 
Ebullitions of the blood , the pulfe is often weak and low, 
which otherwife ought then to be ftrongett. This being grant- 
ed, let us fee in our cafe 5 what probabihty of quickening, the 
motion and volatization of our Patients difeaf d blood by 
this immiffion of the blood of a Lamb 3 and what other bcuC'. 
fit may occur by this commixion tending to a cure. 
I have already (he w'd how the motion of the Patients blood, 
might be advanced by the Irapulfion and Attenuation of the 
other 5 there is yet a more natural way, which is, by the in* 
duiSiionofa new Ferment. This, Hippocrates czWs Divine ^ 
and is thenndoubted parent of natural motion. Cum tendentia 
(fays th^ excellent Dr. Willis in his book de Fermentatione) ad 
ferfeUiinem^ vel propter mutationem in aliud^ Now the ifiotion 
required in our cafe, tending to the Melioration of the blood, 
and confequent care of the fever, is, that it be throughly 
volatiz'dj and difpos'd to an eafy tranfpiration ; Hence Vara- 
celfus and Van Helmont (next to their great univerfal medicines 
conquering all difeafes) commend the volatilfaltof Rofemary, 
Sage, Rue^ &c* for the cure of fevers , and the volatil 
fait of Tartar, for the cure of allmoft all difeafesv wee fee how 
foon a little Spirit of Wine cheers and quickens the vital Spirit, 
