. Eight lectures on the signs of life from their electrical aspect. Electrophysiology. VI.] THE LATENT PERIOD 105 excised pads that we tested by direct excitation, the "normal current" was ingoing—in precisely the opposite direction to what might have been expected in a piece of living tissue with an artificial section—in one pad the effects of excitation were ingoing, increments of the normal current; in the other they were outgoing, decrements of the " normal ; •DOS voLC Fig 43.—Cat. Ingoing response of pad of foot aroused by excitation of the sciatic ne
. Eight lectures on the signs of life from their electrical aspect. Electrophysiology. VI.] THE LATENT PERIOD 105 excised pads that we tested by direct excitation, the "normal current" was ingoing—in precisely the opposite direction to what might have been expected in a piece of living tissue with an artificial section—in one pad the effects of excitation were ingoing, increments of the normal current; in the other they were outgoing, decrements of the " normal ; •DOS voLC Fig 43.—Cat. Ingoing response of pad of foot aroused by excitation of the sciatic nerve. Berne coil at 1000 units. The latent period is 3 seconds. (Galvano- meter record.) Here are the records you saw taken a few minutes ago (p. 100), showing the lost time and the course of the indirect effect, on the galvanometer and on the electrometer. Compar- Seconds. H I I I I I I I I. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Waller, Augustus Désiré, 1856-1922. New York : E. P. Dutton
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