xv iij TABLE OF CONTENTS 



PAGE 



2. Exchange of Gases between Blood and Lymph 342 



3. Changes Produced in the Respired Air 342 



4. The Absolute Amount of Respiratory Exchange 345 



CHAPTER X. The Lymph and Its Movements . . .347 



1. Chemical Properties of the Lymph 347 



2. Movements of the Lymph 



3. The Formation of Lymph 349 



4. The Lymph Glands . ... 352 



5. Absorption from Serous Cavities 353 



CHAPTER XI. The Influence of the Organs on One Another 355 



1. The Osmotic Phenomena 355 



2. Internal Secretions 356 



A. General 356 



B. TheTestes 357 



C. The Ovaries 358 



D. The Thyroid Gland 358 



E. The Pancreas. 362 



F. The Adrenal Bodies 364 



G. The Pituitary Body 367 



H. The Kidneys 367 



I. The Spleen .,'.':'. . 368 



CHAPTER XII. The Final Decomposition of Foodstuffs in the Body .... 369 



1. The Final Destruction of Proteid 369 



2. The Decomposition of Carbohydrates 374 



3. The Decomposition of Fat . . 376 



CHAPTER XIII. The Excretions of the Body 378 



First Section: The Urine and Its Excretion 379 



1. The U ine . ' 379 



A. The General Properties of the Urine . 379 



B. Composition of Urine . . . 381 



2. The Excretion of Urine . . 384 



A. Structure of the Kidneys 384 



B. Mechanism of the Excretion of Urine 386 



3. Micturition . . . . 390 



A. The Ureters . . . . . - 391 



B. The Urinary Bladder . . 391 



l - Second Section: Excretion through the Skin . 394 



1. The Sebaceous Glands . . . . . . 394 



2. Excretion of Sweat 395 



A. Composition and Properties 395 



B. The Excretory Process 396 



3. The So-called Insensible Perspiration 397 



CHAPTER XIV. Animal Heat and Its Regulation 398 



1. The Temperature of the Human Body 398 



2. The Source of Animal Heat 402 



3. Loss of Heat from the Body 403 



4. Protection against Loss of Heat 404 



5. Regulation of the Body's Temperature 406 



A. Regulation of Heat Loss 407 



B. Centers for Heat Regulation ... .408 



