Gage, Alfred P. (Alfred Payson), 1836-1903, Fessenden, C · Toronto : W.J. Gage · leaf 235
the result? When the poles of a stioug battery are appliedfor some time to a persons skin Vjlisters appearunder t!ie poles. The serous fluid that conies from the ves-icles under the positive pole is acid; the fluid in the vesiclesunder the negative pole is alkaline. § 170. Physiological effect.—… … Fig. 136. When a ])atterv is known notto be very powerful, the tongueserves as a very convenient gal-vanoscope, to determine whetherthe circuit is in working condition,and npproximately the strength oftiie current. If tiie crural nerve(a white cord next the backbone)of a frog, recently killed, is…
Physics
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