[ «4 ] 
and others again were exempt from both 
thefe affections. 
Experiment LXXVI. 
The brain was wounded in a very con- 
fid erable number of frogs. Some of them 
died immediately, others in a few hours, 
and fome furvived for fome days. 
It has been found, that fome frogs only 
O j 
experience a flow lingeringdeath from the 
deftrudtion and laceration of this organ ; 
all of them, however, when expoled to 
the tefl of the exciter, exhibited their 
ordinary vigour, except three, in which 
the brain had been lacerated, and which 
only gave momentary fhocks. The muffles 
of thefe frogs had evidently undergone aq 
alteration. 
Several frogs killed by a diffharge 
from a jar, prefented the fame figns with 
others which had not experienced this 
commotion. 
s 
Expert- 
