LIST OF FIGURES IN PART I. xix 



FIG. PAGE 



34. Ludwig's Stromuhr 223 



35. Chauveau and Lortet's Haematachometer 224 



36. Diagram illustrating causes determining the velocity of the flow . . 226 



37. Tracing from heart of cat 236 



38. Marey's Tambour, and cardiac sound 242 



39. Tracings from right auricle and ventricle of horse (Chauveau and Marey) 243 



40. Curves of endocardiac pressure by means of piston manometer . . 244 



41. The membrane manometer of Hurthle 244 



42. Diagram of the same 245 



43. Curve of ventricular pressure : membrane manometer .... 246 



44. Stolnikow's apparatus for measuring the output of the heart . . . 248 



45. Cardiometer of Eoy and Adami 249 



46. Tracing from the heart of a cat, by means of a light lever . . . 250 



47. Cardiograms 251 



48. Myocardiogram 252 



49. Diagram of application of aortic and ventricular catheters . . . 253 



50. Simultaneous tracings of ventricular and aortic pressures . . . 254 



51. Diagram of the differential manometer of Hurthle .... 254 



52. Simultaneous curves of ventricular and aortic pressures, and of the 



differential manometer ; descending systolic plateau . . . 255 



53. The same, with the recording surface travelling rapidly . . . 255 



54. Simultaneous curves of ventricular and aortic pressures and of the 



differential manometer ; ascending systolic plateau .... 258 



55. Diagram of ventricular and aortic pressures and of the cardiac impulse . 259 



56. Maximum and minimum manometer 260 



57. Fick's spring manometer 270 



58. Diagram of a sphygmograph 271 



59. Pulse tracing from radial artery 273 



60. Diagram of artificial pulse tracings 274 



61. Diagram of progression of pulse wave 275 



62. Pulse tracing with different pressures 276 



63. Pulse tracing from dorsalis pedis artery 277 



64. Pulse tracing from carotid artery 280 



65. Anacrotic pulse tracing 281 



66. Dicrotic pulse tracing 281 



67. A perfusion caunula 297 



68. Diagram of apparatus for registering the beat of a frog's heart . . 298 



69. Inhibition of heart beat in the frog 306 



70. Diagram of the course of cardiac augmentor fibres in the frog . . 308 



71. Cardiac inhibition in the mammal 311 



72. The course of cardiac inhibitory and augmentor fibres in the dog . . 315 



73. Diagram of the course of vaso-constrictor fibres 328 



74. Diagram of the nerves of the submaxillary gland 329 



75. The depressor nerve 344 



76. Kise of pressure due to stimulation of the sciatic nerve .... 345 



