THE INJURY CURRENT OF NERVE 297 
EXPERIMENT VI 
Sciatic Nerve of Cat 
Piece of Nerve 5 centimetres long. Experimental solution used '372 grammes per cent. KCl. 
Potential 
Differences 
x 10— 3 Daniell 
In terms of the original 
value as unity 
Nerve upon removal 
19-5 
I '00 
(5) 
After 5 min. in '372 per cent. KCl. 
22 - _|. 
[•15 
(10) 
Another 5 min. in '372 per cent. KCl. 
20- I 
I - 02 
('5) 
>> ■>•> ■>■> » • • • 
18-0 
0'92 
(20) 
?j • • • 
1 5*3 
O.78 
( 2 5) 
99 ?? • * ' 
13-2 
o-68 
(30) 
7f ft 5? >> ■•• 
IO'O 
0-51 
(35) 
?? )1 ' ' ' 
9-2 
o-+7 
(+0) 
5? ?? 75 '» * " 
6-6 
0-34 
(45) 
J? ?5 J3 *•• 
5-8 
°'3° 
(50) 
?J ?1 15 
+■8 
0-2 + 
After 10 min. in tap water ... 
4-0 
0'20 
This nerve was removed immediately after the death of the animal. The second sciatic nerve 
was, as a contrast (see below), removed one-and-a-half hours after death, and similarly examined. 
The Second Nerve 
Potential Differences 
Nerve upon removal 
9-8 x 10- 3 Daniell 
After 5 min. in '372 percent. KCl. 
'37 
(5) 
Another 5 min. in '372 per cent. KCl. 
15-0 
(.0) 
11 11 11 ?J ' • * 
"9*5 
(15) 
11 11 1? 11 ' • ' 
'7 - + 
(20) 
11 11 11 11 ' 1 ' 
1 7-0 
(25) 
11 11 11 11 ' 
14*2 
(30) 
11 11 11 11 
10-5 
