ver^ there to mix with and to attenuate the Blood; but that no- 
thing of the Bile flows out of the Liver through the faid form 
into the Guts. 
Inthe difquifitionof theS//^^;?, he highly applaudtth the 
difcovery of the excellent M^/^/^/^/W,who found it to be ^\ hol- 
ly made up of litle membranous cells like hony-combs, accu- 
rately explained in his differtation ^^JL/V^^^r. 5. and formerly 
dcfcribed in thefe Trafts mml?. 44.^.890. As to its Ufe ^ he 
thinks that to be no other , than to make out of the Arterial 
blood afub-acid matter/rom vvhich,beinganew concofled with 
fulphureous particles in the Liver, is made a bilious Ferment of 
the Blood andChyle.Entring here upon the confideration of the 
of the Spleen in the Body, and relating amongfl: other 
particulars, that it having been writ ten out of England, that 
thofe Bitches,of whom the Spleen had been cut out> had prov^ 
ed fteril afterwards, Dr. de Graef hdid thereupon made hunfeif 
an Experiment upon a Bitch, which having been deprived of 
her Spleen, had afterwards conceived and brought forth pup- 
pies rWiiichftory is certainly grounded upon a miftake, foraf- 
much as 'tis moft notorious over all London^ that, divers years 
fince, a Bitch^yec alive,of a confiderable Noble-man , after fhe 
had loft her Spleen, hath been feveral times with puppies, of 
which fome,out of curiofity^were opened,and found to have a 
very fair Spleen. 
Our Author having explained the ftrudure and ufe of thej'^;^^ 
creas^tht Liver,BiIe3Spleen ; fpendsawhole chapter upon the 
Ferment of the Blood and Chyle , to which he Judgech that 
the operations of the Liver, Spleen and Pancreas do joyntly 
concur ; where he takes occafion to difcourfe largely of the 
matter,nature,preparation,and manner of working of Ferments^ 
and obferves particularly, from whence thofe fliarpand fer- 
mentative particles in our Bodies are derived adfcribing 
their origine to Sulphur and Sa't,to befound in all aliments^the 
former caufing the fir(i commotion , and the later the principal 
acrimony.To all w^hich headds the Inconveniences and Difeafes. 
arifing in the Body from the want of the due manner and com- 
petent degree of Ferm<"ntaf n in the juyces thereof 
Next, our Author pr jceeds to the confideration of the Kid- 
