XIV TABLE OF CONTENTS. 



PHYSIOLOGY OF DIGESTION. 



PAGE 



The Mouth and Its Glands, 256 



The Salivary Glands, , 257 



The Secretory Activity of the Salivary Glands, 259 



The Nerves of the Salivary Glands, 259 



The Influence of the Nervous System on the Secretion of Saliva, 260 



The Saliva from the Individual Glands, 262 



The Mixed Saliva, the Secretion of the Mouth, 263 



Physiological Actions of the Saliva, 264 



Tests for Sugar, 267 



Quantitative Estimation of Sugar, 268 



The Mechanics of the Digestive Apparatus, 270 



The Prehension of Food, 270 



The Movements of Mastication, 270 



Structure and Development of the Teeth, 272 



Movements of the Tongue, 276 



The Act of Swallowing (Deglutition) , '. 277 



The Movements of the Stomach. Vomiting, 280 



The Movements of the Intestines, 282 



The Evacuation of Feces (Defecation), 283 



Nervous Influences Affecting the Intestinal Movements, 286 



The Structure of the Gastric Mucous Membrane, 289 



The Gastric Juice, 292 



The Secretion of the Gastric Juice, 293 



Methods of Obtaining the Gastric Juice. The Preparation of Artificial 



Digestive Fluids; Demonstration and Properties of Pepsin, 295 



The Process and the Products of Gastric Digestion, 297 



The Gases of the Stomach, 301 



Structure of the Pancreas, 302 



T.he Pancreatic Juice, 303 



The Digestive Activity of the Pancreatic Juice, 304 



The Secretion of the Pancreatic Juice, 307 



The Structure of the Liver, 308 



Chemical Constituents of the Liver-cells, \ 311 



Diabetes Mellitus, 313 



The Constituents of the Bile, 315 



Secretion of Bile, 319 



Excretion of Bile, 321 



Resprption of Bile, 322 



Action of the Bile, 324 



Final Fate of the Bile in the Intestinal Canal, 325 



The Intestinal Juice, 326 



Fermentative Processes in the Intestines Due to Microbes; Intestinal Gases, 329 



Processes in the Large Intestine. Formation of the Feces, 335 



Morbid Alterations in Digestive Activity, 339 



Comparative Physiology of Digestion, 343 



Historical, 346 



PHYSIOLOGY OF ABSORPTION. 



Structure of the Organs of Absorption, 348 



Absorption of the Digested Food, 351 



Absorptive Activity of the Wall of the Alimentary Canal, 354 



Influence of the Nervous System, 359 



Nourishment by Means of "Nutritive Enemata," 359 



System of Lacteal and Lymphatic Vessels, 360 



Origin of the Lymph-channels. Lymphatics 361 



The Lymph-glands, 363 



Properties of the Chyle and the Lymph, 366 



Quantitative Relations of Lymph and Chyle, 368 



Origin of Lymph, 369 



Circulation of Chyle and Lymph, 371 



Absorption of Parenchymatous Effusions, 373 



Lymph-stasis and Serous Effusions, 374 



