Page:Proceedings of the Royal Society of London Vol 69.djvu/198

184 for 5 seconds; + and - signify outgoing and ingoing directions of break currents. Large arrow denotes excitation ; small arrow denotes response; numbers below indicate voltage of response.

Fig. 13.

Excitation. Eight foot. i hour P.M. 4 L. 1000 +

1 hour. 4 L. 10,000 +

Left foot. 3 hours. 4 L. 1000

hours. 10,000 +

B C A

1.. i i

Response ingoing at B.

^005*

^004*

B.

A. A.

,, outgoing at B. A, A.

., ingoing at B. B. A. A.

,, outgoing at B. A.

005 "004

oo

^005"

' -OO7


 * Od5

< -OOS

003 ^ 006

After this series of four trials at 10,000, a series of four trials at 1000 gave no effect. On transfer of an electrode to fresh pad ingoing response observed at 1000.