Eight lectures on the signs Eight lectures on the signs of life from their electrical aspect . eightlecturesons00wall Year: 1903 JOO B - (M + \B - 10 20 /T7//75. B _ /- !&- 500\B + {B- IX- \B + {B- 7<500 1 i I o o /o 20 mm. FlG. 50 (Nos. 4199-4200).—Skin of breast 5 hours after amputation. Tested by tetanising currents for periods of 5 seconds each from a Berne coil at 5000 units, supplied by 8 Leclanche cells. Conductance at outset of experiment = 5, and calculated resistance = 520,000 ohms. After tetanisation the conductance was raised to (= 196,000 ohms); after further tetanisat
Eight lectures on the signs Eight lectures on the signs of life from their electrical aspect . eightlecturesons00wall Year: 1903 JOO B - (M + \B - 10 20 /T7//75. B _ /- !&- 500\B + {B- IX- \B + {B- 7<500 1 i I o o /o 20 mm. FlG. 50 (Nos. 4199-4200).—Skin of breast 5 hours after amputation. Tested by tetanising currents for periods of 5 seconds each from a Berne coil at 5000 units, supplied by 8 Leclanche cells. Conductance at outset of experiment = 5, and calculated resistance = 520,000 ohms. After tetanisation the conductance was raised to (= 196,000 ohms); after further tetanisation it rose further to 25 ( = 88,000 ohms), when the record commenced. The resistance of the galvanometer and electrodes = 20,000 ohms. The deflection by -j^th volt through i megohm = 27. A, living.—Conductance 1st response t 2nd „ 3rd 4th Conductance £\ boiled.—Conductance ist response t 2nd 3rd 4th Conductance it outset . . = 25 i tetan., m. -, br. + , = + Volt. ) i m. +, br. - , = + „ ,, m. -, br. + , = + ,, ,, m. + , br. - , = + „ ,t end . . . = 35 i tetan., m. -, br. + , = + volt. ,, m. + , br. - , = 11 fl m. -, br. + , = + .1 „ m. +, br. -, = - !! = us
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