THE ACTION OF VENOMS UPON ARTERIAL PRESSURE. 109 



Time: Pressure REMARKS. 



rniu. see. in. in. 



11 50 116 



13 50 118 



15 50 118 Injected a double quantity. 



16 10 100 



16 20 118 " " " 



16 30 110 



16 45 108 



17 45 132 Struggles. 

 19 45 114 



21 45 112 



23 45 106 



25 45 100 



26 45 88 



27 00 ... Animal killed by pithing. 



Pressure 

 m. m. 



120 

 100 

 112 



*150 

 190 

 130 

 120 

 126 

 122 

 120 

 118 

 118 

 100 

 148 

 140 

 170 

 176 

 144 

 140 

 166 

 122 

 128 

 114 



82 



80 



60 



50 



28 



REMARKS. 



Injected intravenously 0.0017 gram dialysis -venom-globulin 

 from the dried venom of the Crotalus adamanleus. 



Struggles. 



Injected 0.0034 gram. 



Struggles. Injected a similar dose. 



Struggles. 



Dead. 



The Action of Venom Globulins upon the Blood Pressure of Animals in ?/</>// 

 the Pneumogastric, Depressor, and Sympathetic Nerves and Cervical Spinal Cord 

 had been Cut. Four experiments were made on animals in which the nerves of the 



