on the Livmg System. 6 1 



H*Qri. Mioute*. 



30. Pulse has fidUen to 26 Ay but still con- 

 tinuing stroiig. j 

 ?K). Animal in a state of ebriety ; has 

 lost all command over the vokia- 

 tary motions : pulse 250. 

 37. Animal begins.; to be convulsed: 

 the pulse now so feeble as not to 

 benumbered, v^^ith regularity. 

 3^, Convulsions which had remitted for 

 about half a minute, now re- 

 turned again. 

 lo. Animal died convulsed. 

 On examination after death, none pf the 

 muscles subservient to voluntary motion pos- 

 sfessed any contractility. 



! When the thorax was opened, the right si^e 

 of the heart exhibited a very feeble motion. 



EXPERIMENT 37. 



The same was repeated upon a young and 

 old dog, with an ounce of the solution of 

 opium. 



The young dog died eight and forty hours 

 before the older animal. 



In these last experiments, a very striking 



analogy subsists between the effects of opium 

 and those of powerful stimuli, with which it 



