PHYSIOLOGICAL ACTION OF VENOM OF BLACK SNAKE. 221 
Post mortem examination revealed clots in the vena cava 
inferior and portal vein. 
Experiment 3—Dog, weight 5-4 kilos. ‘065 gramme of morphia 
hypodermically ; ether during operation. 
vine cog on. of Remarks. 
hrs, mins. secs.) mercury. 
Normal 108 "00005 gramme per kilo. of body weight 
oo ae mec A ugular vein. Injection 
asted 4 a min 
Bee ER 90 
ee a 66 | 
¢. 3:0 54 
es . 0 ae 
ee 64 
es tO qe 204 
om TO 78 
.. 26 83 
Se 90 
es 6 94. 
O15) 114 
0 20 0 122 
0 2 0 124 
0 30 +O 116 
0 35 O 113 
0 40 0 112 
| Re SNE 102 bled to death. 
Experiment 4—Dog, weight 5:5 kilos., ‘065 gramme of morphia 
hypodermically ; ether during operation. 
tevin ee 
Time, 
i i waee” Remarks. 
hrs, Mins. secs, mercury. 
Normal 180 0005 gramme per kilo. “Zajected ta external 
fagdlen $olie.. Injection lasted 50 seconds 
34 0 118 
0-3 6 94 
0 56 Oo 90 
9 10 0 12 
7 0 178 
0 30 0 172 
0 45 0 156 
> 2.0 114 
1 16 0 80 
yay 0 81 
4 =? 64 | respiration greatly diminished in extent 
30 * 
_o° 14 | dead. Respiratory gasps after cessation of 
— circulation. 
