2-54 Analyfis of the Air. 
in the great crural artery near the groin,^ 
which place an affiftant held his finger on 
moft part of the time ; but the languid pulfe 
was quickly accelerated, fo as to beat fafl: 5 
foon after I dilated the lungs much, by pref- 
fing hard upon the bladder, efpecially when 
the motion of the lungs was promoted by 
prefling alternately the Abdomen and the 
bladder, whereby both the contraftion and 
dilatation of the lungs was increafed. 
And I could by this means roufe the lan- 
guid pulfe whenever I pleafed, not only at 
the end of every 5 minutes, when more air 
was blown into the bladder from a man’s 
lungs, but alfo towards the end of the 5 
minutes, when the air was fullefl; of fumes. 
At the end of the hour, I intended to try 
whether I could by the fame means have 
kept the Dog alive fome time longer, when 
the bladder was filled with the fumes of bur- 
ning Brtmflone : But being obliged to ceafe 
for a little time from prefling the air into 
his lungs, while matters were preparing for 
this additional Experiment, in the mean time 
the Dog dyed, which might other wife have 
lived longer, if I had continued to force the 
air into his lungs. 
I 
I 
( 
Now, 
I 
