Page:Proceedings of the Royal Society of London Vol 69.djvu/191

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On Skin Currents.
177

Experiment 5. Direct Excitation. Cat's Pad put up 8 hours after decapita- tion. Tetanisation for 5-sec. periods, by Berne Coil at 10,000 units with 1 '2 .... 8 Leclancht cells in primary circuit. Readings taken in scales of increasing and diminishing strengths of Excitation. ( + = out- going.)

In primary circuit.


Direction of break.


Double series of readings.


Mean.


Mean voltage.


1 Leclanche

1


+


+ 10 - 2 + 15 +15


+ 4 + 15


0-0008 0-0030


2 2


+


+ 30 +10 + 35 +25


+ 20 + 30


0-0040 0-0060


3 3


+


+ 45 +25 + 45 +33


+ 35

+ 38


0-0070 0-0076


4-

4


+


+ 52 +36 + 42 +34


+ 44 + 38


0088 0-0076


6

6


+


+ 60 +36 + 52 +24


+ 48 + 38


-0096 0-0076


8 8


+


+ 74 +64 + 54 +50


+ 69 + 52


-0138 -0104


FIG. 5.