X TABLE OF CONTENTS. 



PAGE 



VIII. Gastric Digestion, 337 



1. Chemistry of the Gastric Juice, 342 ; (a) Pepsin, 346 ; (J) Milk- 

 Curdling Ferment, 347 ; (c) The Acid of Gastric Juice, 349 ; 2. 

 The Action of Gastric Juice on the Food, 351 ; 3. The Secretion of 

 Gastric Juice, 356 ; 4. Gastric Digestion in Carnivora, 360 ; 5. 

 Gastric Digestion in Omnivora, 363 ; 6. Gastric Digestion in Soli- 

 pedes, 368 ; 7. Gastric Digestion in Ruminants, 374 ; 8. Gastric 

 Digestion in Birds, 379. 



IX. Digestion in the Small Intestine, 382 



I. Bile, 382 ; 1. The Chemical Characteristics of the Bile, 383 ; (a) 



Mucin, 384; (5) The Bile Acids, 384; (c) The Coloring Matters of 

 the Bile, 387 ; (d) Cholesterin, 389 ; («) The Inorganic Constitu- 

 ents of the Bile, 390 ; 2. The Secretion of the Bile, 391 ; 3. The 

 Physiological Action of the Bile, 393. 



II. The Pancreatic Secretion, 396 ; 1. The Chemical Composition of 



the Pancreatic Juice, 402; The Pancreatic Ferments, 404 ; 2. The 

 Action of the Pancreatic Juice on Food-Stuffs, 405 ; (a) Action 

 on Carbohydrates, 406 ; (b) Action on Fats, 406 ; (c) Action on 

 Proteids, 408 ; 3. The Secretion of Pancreatic Juice, 412. 



III. The Intestinal Juice, 416. 



IV. Fermentative Processes in the Small Intestine, 418. 

 V. Intestinal Digestion in Different Animals, 419. 



X. Digestion in the Large Intestine, 423 



1. The Functions of the Caecum, 423 ; 2. The Functions of the 

 Colon, 429. 



XI. The Comparative Digestibility of Different Food-Stuffs, 432 



XII. The Composition of Faeces, 445 



XIII. The Movements of the Intestines, . . . . . 448 



XIV. Defecation, . - 451 



SECTION III. 

 Absorption, ' 453 



1. Venous Absorption, 453 ; 2. Absorption by the Lymphatics, 456. 



SECTION IV. 

 The Chyle, 459 



SECTION V. 

 The Lymph, 4 g 3 



