PHYSIOLOGICAL ACTION OF VENOM OF BLACK SNAKE. 263: 
Experiment 4—Rabbit, weight 1-4 kilos.; vagi cut. 
Time. Respiration. Blood 
aa ar per — Remarks. 
hrs. mins, secs, nute. speek 
Normal 18 | 40 | 88 005 grammes per kilo. injected 
| under skin of abdomen 
OG: 3026 20 34 89 
A gore | ee 32 44. 89 
1 30 0 38 40 90 
a OO 28 36 89 
2 30: 0 15 36 88 
eo 00 13 | A5 92 
Br 80 to) 889 | 94 
38 35 0 rs $2 95 
3 40 0 6 | 18 | 96 
3 41 0 Seg 1 108 
$42 0 3 | 17 118 
3 43 0 2 | 16 92 
3 44 0 1 20 | 74 
3 45 0 es | .. | 64 | slight convulsions 
3 46 0 0 (REN ees” | dead 
(6)—Observations on the respiration after introduction of venom 
into the peritoneal cavity. 
Experiment 5—Rabbit, 1-6 kilogramme in weight; vagi intact. 
Terme, ee 
Time. |__ Respiration. | pisoa | : 
ressure Remarks. 
tn misc itn | ae | om | 
es 
Normal |. bs 94 005 gramme per kilo. injected 
into peritoneal cavity 
O° 16° 6 10 52 90 
oO 165 101 88 
eek 0 5 4A 83 
ate 6 49 76 
os 3 35 6L | large slow contractions (vagus) 
a? < 32 55 | di 
1 aie | st van 89 convulsion 
<i 42 occasional convalive gasps 
= coe 17 | dead 
