. Fig. 3. Apparatus for recording contractions of frog's rnuscle, excited by in- duction shocks. A, pin electrode; B, primary coil; C, C, posts i and 2 ; D, dry cell; F, mercury key; F, secondary coil; G, short-circuiting key; H, light muscle lever; I, yoke of lever arranged to support it; J, scheme of mercury key in primary circuit. contracts, we have what is known as an '"after-loaded con- ; In this case the muscle is to be after-loaded. Connect the muscle with the sixth hole of the lever; see that the thread is vertical; rotate the yoke carrying the axis of the lever, unt
. Fig. 3. Apparatus for recording contractions of frog's rnuscle, excited by in- duction shocks. A, pin electrode; B, primary coil; C, C, posts i and 2 ; D, dry cell; F, mercury key; F, secondary coil; G, short-circuiting key; H, light muscle lever; I, yoke of lever arranged to support it; J, scheme of mercury key in primary circuit. contracts, we have what is known as an '"after-loaded con- ; In this case the muscle is to be after-loaded. Connect the muscle with the sixth hole of the lever; see that the thread is vertical; rotate the yoke carrying the axis of the lever, until it supports the lever when the thread is tense, and tighten the screw that fastens the yoke to the rod. Xow suspend ten grams from the lever. To obtain
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectphysiology, bookyear1
