THE ACTION OF VENOMS UPON THE PULSE -RATE. 



71 



Experiment No. 37. 





Time : 



Pulsations 





min. 



sec. 



per minute. 



Normal 







320 







10 



350 







20 



330 







30 



305 







50 



300 





1 



10 



300 





4 



10 



300 





4 



30 



310 





4 



35 



310 





4 



40 



310 





4 



50 



310 





15 







Experiment i\ 



r o. 38. 







Til 



ne : 



Pulsations 



Normal 



mm. sec. 



10 

 20 

 30 

 50 

 00 

 30 

 30 

 30 

 30 

 30 

 30 

 30 

 30 

 30 

 30 

 30 

 00 

 00 

 00 

 15 

 00 

 00 

 00 



per minute. 

 2T0 



290 

 295 

 295 

 260 

 255 

 260 

 265 

 260 

 265 

 265 

 260 

 260 

 270 

 275. 

 275 

 260 

 260 

 260 

 260 

 260 

 260 

 260 

 255 



Experiment No. 39. 



Time: 



Injected intravenously 0.0033 gram w.ater-venom-globulin 

 from the dried venom of the Crotalua adamanleus dissolved 

 by the addition of a trace of sodic carbonate. 



Injected double close. 



Normal 



30 



50 

 00 

 30 

 50 

 00 

 40 

 10 



Injected double close. 

 Killed by pithing. 



Injected intravenously the water-venom-globulin from one 

 minim of fresh venom of the Crotalus adamanleus. 



Clot in canula. 



Clot in canula. 



Animal killed by pithing. 



Pulsations 



per minute, 



280 



270 



230 



220? 



280 



260 



180 



260 



280 



REMARKS. 



Injected intravenously the lualer-venom-globidin from 0.004 

 gram dried venom of the Aneialrodon piscivorux dissolved 

 in 1 c. c. distilled water by the addition of a few crystals of 

 sodic chloride. 



Injected a similar dose. 



