CONTENTS. xxv 



CHAPTEK IV. . 

 The Metabolic Processes of the Body. 



PAGE 



§ 356. The general characters of the metabolism of the body . . . 559 



SECTION I. 



The History of Glycogen. 



§ 357. The characters of glycogen 561 



§ 358. The conversion of glycogen into sugar by the liver .... 562 

 § 359. The influence of various foods in storing up glycogen. The storage 



of glycogen in the winter frog 563 



§ 360. The detailed characters of the hepatic cells in the frog . . . 566 

 § 361. The histological changes induced by food and circumstances in the 



hepatic cells of the frog 567 



§ 362. The corresponding changes in the mammal 568 



§ 363. The nature and meaning of these changes 568 



§ 364. Views as to the manner in which glycogen is stored in the hepatic 



cells. By simple dehydration of sugar 569 



§ 365. The glycogen formed by a product of the metabolism of the hepatic 



cells. Comparison of the two views 570 



§ 366. The uses of glycogen. The formation of fat as a store of carbon- 

 holding material . 571 



§ 367. Glycogen in muscle • . . . 573 



§ 368. Glycogen in the placenta and in various tissues .... 574 



Diabetes. 



§ 369. Artificial diabetes 575 



§ 370. The nervous mechanism of the diabetic puncture .... 576 



§ 371. Temporary diabetes from the use of drugs. Natural diabetes. The 576 



diminution of hepatic glycogen by arsenic and other agents . 676 



SECTION II. 



The Spleen. 



§ 372. The movements of the spleen. The spleen curve .... 579 

 § 373. The spleen pulp ; the white and red corpuscles. Changes under- 

 gone by the latter 581 



§ 374. The chemical constituents of the spleen 582 



SECTION III. 



The Formation of the Constituents of Bile. 



§ 375. The formation of bilirubin from hsemoglobin 584 



§ 376. The nature of and preparations towards this formation . . . 585 

 §377. The formation of bile acids 586 



