THE ACTION OF VENOMS UPON ARTERIAL PRESSURE. 



97 



Experiment No. 30. 





Tii 



me : 



Pressure 





min. 



sec. 



m. m. 



Normal 







30 







20 



30 







40 



46 





± 



00 



42 





1 



20 



38 





3 



20 



26 





5 



20 



26 





7 



20 



26 





9 



20 



24 





10 



50 



30 





12 



50 



30 





14 



50 



28 





16 



50 



26 





17 



05 



26 





17 



35 



10 





18 



00 





Experiment No. 31. 







Time: 



Pressure 





min. 



sec. 



m. m. 



Normal 







56 







10 



50 







20 



46 







30 



46 







40 



40 







50 



34 





1 



00 



30 





3 



00 



22 





5 



00 



28 





7 



00 



26 





10 



00 



18 



Experiment No. 32. 







Time: 



Pressure 





min. 



sec. 



m. m. 



Normal 







58 







10 



54 







20 



40 







30 



32 







40 



26 







50 



16 



Experiment No. 33. 







Time: 



Pressure 





min. 



sec. 



m. m. 



Normal 







46 







10 



38 







20 



40 







30 



38 







40 



40 







56 



48 





3 



00 



38 





5 



00 



30 





8 



00 



28 



13 



June, 



1886. 





Injected intravenously 0.015 gram dried venom of the Gro- 

 talus horridus dissolved in 1 e. c. distilled water. 



Conjunctival reflexes gone. 

 Dead. 



REMARKS. 



Injected intravenously 0.007 gram dried venom of the Ancis- 

 trodon piscivorus dissolved in 1 c. c. distilled water. 



Dead. The cord proved not to have been completely cut — a 

 few fibres of the posterior columns remaining undivided. 



REMARKS. 



Injected intravenously 0.003 gram dried venom of the Ancis- 

 trodon jriscivorns dissolved in 1 c. c. distilled water. 



Convulsions. 



Dead. 



Injected intravenously 0.003 gram dried venom of the Ancis 

 Irodon j>iscivorus dissolved in 1 c. c. distilled water. 



Dead. 



