92 THOMPSON YATES AND JOHNSTON LABORATORIES REPORT 
IV. 150 mgrms. CHC1 3 per Litre ' Modified Ringer's' Fluid 
(CHC/j "Oi 5 per cent, dilution) 
No. of Heart 
Quantity of 
CHCl 3 solutior 
perfused 
D mntion ot 
flow 
A. beat reduced by 
V. beat reduced by 
Recovery 
Heart \ : — 
Obs. 1 ... 
? 
63 sees. 
83 per cent. 
Practically stopped 
Full 
Obs. 2 ... 
? 
1 min. 
45 sees. 
83 per cent. 
do. 
do. 
Obs. 3 ... 
156 c.c. 
2 mins. 
22 sees. 
86 per cent. 
Stopped 
do. 
Heart 24 : — 
Obs. 1 ... 
1 1 3 c.c. 
3 mins. 
Stopped 
98 per cent. 
Full. A. begins in 
about 30 sees. 
Obs. 2 ... 
200 c.c. 
5 mins. 
do. 
99 per cent. 
As before 
Obs. 3 ... 
770 c.c. 
20 mins. 
do. 
Practically stopped, 
but regains 10 per 
cent. of its initial value 
do. 
Heart 26 : — 
Obs. 4 ... 
230 c.c. 
3 mins. 
Stopped 
Stopped 
Full 
Obs. 5 ... 
800 c.c. 
1 0 mins. 
1 5 sees. 
Practically stopped, 
but a small beat re- 
turns before CHC1 3 
solution is turned off 
Practically stopped, 
but regains 17 per 
cent, of its value 
before CHC1 :! solu- 
tion is turned off 
do. 
Obs. 6 ... 
380 c.c. 
7 mins. 
Practically stopped 
Practically stopped, 
but is beating again 
before CHC1 3 solu- 
tion is off 
do. 
Heart 29 : — 
Obs. 5 ... 
I 60 c.c. 
3 mins. 
5 sees. 
Stopped 
Stopped 
Full 
Obs. 6 ... 
320 c.c. 
5 mins. 
5 sees. 
do. 
do. 
do. 
