races a line on a rotating cylinder. This apparatus does not augment when the systoles increase in number. The heart in action, the second foot will present either a shock or is represented in Fig. 1, and is called the heart myograph. same apparatus an- The lever, which is swers for determining s u… … ',ie calls the schematic is produced by the Arraugejueiil of tlic> Schematic Apparatus for obtaining apparatus of the cil'CU- Fig. heart under the influ- Fig. '4,—Scliematic Apparatus for Demonstrating the Circulation of the Blood. Cardiographic Tracings, lation; it is represented ence of ii. kind…
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