160 ANALYTIC SECT. XITX- 
sistent and fibrous, which two qualities they lost. 
next day. After having been exposed to the sum 
six hours, the nuclei, like the outside, no longer 
retained a fibrous structure. In the sun, the heat, 
as well on the first as the second day, was between 
122° and 133° of Fahrenheit’s thermometer. The 
gastric juice had produced upon the bread a 
change analogous to that which the flesh had 
undergone. It had not only lost its white colour, 
but had become viscous, and no longer presented. 
to the eye the appearance of bread. Of. bread, 
as well as flesh, immersed in water, exposed to 
the sun for some time, there was a_ perceptible 
diminution, but it was inconsiderable when com- 
pared with that produced by the gastric juice.” 
p. 95. 
cccxcv. “ I took two tubes, sealed hermetically 
at one end, and at the other with wax; into one L 
put several bits of mutton, and into the other 
several bruised grains of wheat, and then filled 
them with gastric liquor; and as the warmth of 
the stomach is probably another condition neces- 
sary to the solution of food, I contrived to supply 
it by fixing the tubes under my axilla. In this 
situation I kept them at different intervals for 
three days, at the expiration of which I opened. 
them. The tube with the grains of wheat was 
first examined; most of them now consisted of 
‘ bare husk, the flour being extracted, and forming 
