. Eight lectures on the signs of life from their electrical aspect . 1_ 20mins. O 5 lOmins. 0 \_ L-^ L \!P L '-^ L Before bet, After bebanisd-Uon. Fig. 20.—Frog's eyeball. Influence of tetanisation upon the normal retinal response to light. Ordinary arrangement of induction coil, fed by two Leclanche cells. Secondary coil at 9 centims. (5000 units on Berne scale). After tetanisation the positive response is considerably augmented, and falls during illumination. The terminal positive deflection at break of light is almost completely abolished. This marked augmentation of response as

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. Eight lectures on the signs of life from their electrical aspect . 1_ 20mins. O 5 lOmins. 0 \_ L-^ L \!P L '-^ L Before bet, After bebanisd-Uon. Fig. 20.—Frog's eyeball. Influence of tetanisation upon the normal retinal response to light. Ordinary arrangement of induction coil, fed by two Leclanche cells. Secondary coil at 9 centims. (5000 units on Berne scale). After tetanisation the positive response is considerably augmented, and falls during illumination. The terminal positive deflection at break of light is almost completely abolished. This marked augmentation of response as to czin^ent may be due to augmentation oivoltage or oiconductivity,ox to both factors;

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Keywords: ., bookcentury1900, bookdecade1900, bookpublishernewyo, bookyear1903