on the Living Sj^stem. 93 



pulse beat SOO : after 30, pulse 288 and begin* 

 ning to be jnoie fceWe, ;^ $tcr|:orous noise re- 

 sembling th4t in the other animal: after 40^ 

 pulse 264. The anin)al lay in a seemingly- 

 insensible state, the jeye3 were open but h^ 

 lost much of their sensibility ; at 1 If pul$e very 

 feeble but was counted to 25^. In the morn- 

 ing the animal was ^live, had rex^Qvered $q 

 much as to be able to run ^bout, but wa? feeblis 

 and appeared to labour under great insen3it^-' 

 lity: the respiration w^s easy and its pul^e 

 beat 240 ; after some hours he eat and p^-^ 

 fectly recovered. 



EXPERIMENT 32. 



Four large frogs were pificed in a tempera- 

 ture of melting ice, they seemed uneasy in the 

 situation, ^nd attempted to escape. After 

 being exposed ten minn^e^, one was removed ; 

 ten drops of the spirits of wine w^re thrown 

 down the qesophagus. Aft^r ten minutes more, 

 a second was withdrawn : ten drops more were 

 thrown down the opsoph^gu^ : after 30 minutes 

 a third was removed, ten drops more \va3 

 thrown down into tb^ ^toipach: ^fter forty 

 minutes, th^ fourth ; ten drops were likewise 

 thrown into the stomach of this : at this time 

 ^he frog which had first been removed, was 



