$6 On the Effects of Opium 



Hours. Minutes. 



sions appear to make very little 

 alteration in the pulsation of the 

 heart. 

 50. Feeble convulsive motions when 

 irritated : Heart beats feebly 17. 



7. 45. No motion of any kind can be ex- 



cited, whatever part is irritated 

 with the point of a needle or 

 knife, the heart yet moves. 



8. — The heart yet moves very feebly, 



about 15 or 16 times in a minute. 

 The skin of the extremities was 

 now removed, and salt applied to 

 the bared muscles. No contrac- 

 tions ensued ; the crural nerves 

 were then exposed, and com- 

 pressed, but no contractions fol- 

 lowed, in the muscles below. The 

 heart moved feebly 15 minutes 

 after this operation. 



EXPERIMENT 10. 



JVifh Spirits, of IVine. 



M. 



35. The heart of a frog was exposed, 

 and whilst beating b6, twenty 

 drops of spirit of v/inc rectified, 

 v/erc poured upon it. The pul- 

 sation instantly diminished. 

 3 



