x LIST OF ILLUSTRATIONS. 



FIG. PAGE 



42. Topography of the Thoracic Duct (Zuckerhandl.) (RAYMOND) 151 



43. Section of Dog's Intestine, showing Villi. (CADIAT) 155 



44. Diagram to Show Relation of the Secreting Cell of a Gland to the Blood and 



Lymph-supply. (STARLING) 158 



45. Diminution of the Flow of Lymph under the Influence of the Slowing of the 



Heart. Dog narcotized with morphia and chloroform. (L. CAMUS) 160 



46. Dog with Medulla Divided. (L. CAMUS and E. GLEY) : 161 



46a. Viscosimeter of Ostwald. (ASHER) 169 



47. Blood-corpuscles of Different Animals. (THANHOFFER) 172 



48. A, Progressive Pernicious Anaemia. B, Lienal (Splenic) Leukaemia. C, Lienal 



(Splenic) Leukaemia. D, Acute Leukaemia Facing 172 



49. Human and Amphibian Blood-corpuscles. (LANDOIS) ; 173 



50. Haemacytometer of Thpma-Zeiss. (LAHOUSSE) ..... 175 



51. Daland's Haematocrit 176 



52. Red Bldod-corpuscles. (LANDOIS) 176 



53. Leucocytes of Man, showing Amoaboid Movement. (LANDOIS) 181 



54. Blood-plates and their Derivatives. (LANDOIS) 184 



55. Blood-crystals of Man and Different Animals. (THANHOFFER and FREY) 187 



56. Telchmann's Haemin-crystals. (LAHOUSSE) 190 



57. Sorby-Browning Microspectroscope 193 



58. Von Fleischl Haemometer. (LAHOUSSE) 195 



59. Dare's Haemoglobinometer. (LENHARTZ) 196 



60. Relative Proportion of Corpuscles and of Plasma. (Human Blood.) (LANG- 



LOIS) 198 



61. Delicate Fibrin Coagulum (from Croupous Pneumonia.) X 350. (LENHARTZ). 199 

 61a. Stages in Widal Reaction. (After ROBIN) 215 



62. Anterior Surface of the Heart. (BOURGERY) 222 



63. Heart of the Cow, with Left Auricle and Ventricle Laid Open. (MULLER).... 223 



64. Diagram of Mammalian Heart. (BECLARD) 224 



65. Valves of Heart 225 



66. Course of Muscular Fibers of Heart. (LANDOIS) ; 227 



67. Course of the Ventricular Muscular Fibers. (LANDOIS) 228 



68. Diagram of the Circulation. (DUVAL) 230 



69. A Cardiac Cycle. (STARLING) ......234 



70. Sanderson Cardiograph 236 



71. Cardiogram (B) with Simultaneous Record of Heart-sounds (A). (HURTHLE, 



STARLING) 237 



71a. Diagram showing Relations of Cardiogram of Pulse in Carotid, Jugular, and 



Radial to each other. (HAY) 238 



72. Magnified Curve of the course of pressure within the left ventricle and the 



aorta of the dog, the chest being open; to be read from left to right. 

 Recorded simultaneously by two elastic manometers with transmission by 

 liquid. (PORTER) 240 



73. The Action of the Semilunar Valves. (CHAUVEAU) 243 



74. The Action of the Tricuspid Valve. (CHAUVEAU) 244 



75. Heart of the Frog. (LivON) . .- 251 



76. Schema of Ligatures of Stannius. (HEDON) 253 



76a. Right Auricle and Ventricle of the Calf. (KEITH) 257 



77. A Case of Heart Block. (HEWLETT) 258 



78. Course of Vagus Nerve in Frog. (STIRLING) 260 



79. Tracing by Lever Attached to Frog's Heart on Stimulation of the Pneumo- 



gastric nerve. (FOSTER) 262 



80. Arrest of the Heart of a Rabbit by Irritation of the Peripheral End of the 



Pneumogastric in the Neck. (GLEY) 263 



81. Irritation of Nervous Depressor in a Rabbit, Causing a Fall of Arterial 



Tension. (GLEY) 264 



82. Innervatlon of Heart. (POWELL) 265 



83. Diagram of the connections of the Depressor Nerve in the Rabbit and Dog, 



according to Cyon. It will be noticed that in the latter animal the 

 depressor nerve runs in the vagus trunk for the greater part of the course. 



(STARLING) 266 



84. Schema of Innervation of the Heart of a Dog. (MORAT) 267 



85. Acceleration of Heart following an Irritation of an Efferent Branch of the First 



Thoracic Ganglion in a Curarized Dog. Action of Accelerator Nerve. 

 (GLEY) 269 



86. "Staircase" of Beats of a Stanniused Frog's Heart Excited by Maximal Induc- 



tion Shocks at Intervals of three Seconds. (WALLER) 273 



87. Refractory Period of Heart-muscle of Frog, with Compensatory Pause 274 



88. To Illustrate the Varying Excitability of the Frog's Heart at Different Periods 



of Systole and Diastole. (WALLER) 275 



89. Variations in Tonus of Auricle of Terrapin's Heart. (FANO) 277 



90. Weber's Schema 283 



91. Marey's Intermittent Afflux Apparatus. (LAHOUSSE) '.'. 286 



92. Marey's Sphygmograph. (Yso) '. 289 



93. Dudgeon's Sphygmograph. (LAHOUSSE) 290 



94. Sphygmogram Magnified. (LAHOUSSE) 291 



95. Frog's Web, Highly Maernifipd. (YFO, after HUXLEY 293 



96. Showing the Relative Heights of Blood-pressure in Different Blood-vessels. 



(YBO) 296 



V ' 



