CONTENTS XIX 



CHAPTER LXIII PAGE 



STARVATION* 566 



Excretion of Nitrogen, 566 ; Energy Output, 568 ; Nitrogenous Metabolites, 568 ; 

 Excretion of Purines, 569; Excretion of Sulphur, 569; Normal Metabolism, 

 570; Nitrogenous Equilibrium, 571; Protein Sparers, 571. 



CHAPTER LXIV 



NUTRITION* AND GROWTH 574 



The Food Factor of Growth, 574; Relationship of Proteins to Growth and 

 Maintenance of Life, 574. 



CHAPTER LXV 



NUTRITION AND GROWTH (CONT'D) 583 



Relationship of Carbohydrates and Fats to Growth, 583; Accessory Food 

 Factors, or Vitamines, 584; Relationship of Inorganic Salts, 586. 



CHAPTER LXVI 



DIETETICS 588 



Calorie Requirements, 588; The Protein Requirement, 590; Accessory Food 

 Factors, 593; Digestibility and Palatability, 593. 



CHAPTER LXVII 



THE METABOLISM OF PROTEIN 595 



Introductory, 595; Chemistry of Protein and of the Amino Acids, 597. 



CHAPTER LXVIII 



THE METABOLISM OF PROTEJN (CONT'D) 606 



Amino Acids in the Blood and Tissues, 606; Fate of the Amino Acids, 610. 



CHAPTER LXIX 



THE METABOLISM OF PROTEIN (CONT'D) 613 



End Products of Protein Metabolism, 613; Urea and Ammonia, 615; In- 

 fluence of Acidosis on Ammonia-urea Ratio, 616 ; Influence of Liver on Am- 

 monia-urea Ratio, 617; Perfusion of Organs, 618; Clinical Observations, 620. 



CHAPTER LXX 



THE METABOLISM OF PROTEIN (CONT'D) 622 



Creatine and Creatinine, 622; Essential Chemical Facts, 622; Metabolism, 

 624; Influence of Food, Age, and Sex, 624; Origin of Creatine and Creatinine, 

 626. 



CHAPTER LXXI 



THE METABOLISM OF PROTEIN (CONT'D) 629 



Undetermined Nitrogen and Detoxication Compounds, 629; Ethereal Sulphates 

 and Glycuronates, 632. 



CHAPTER LXXII 



URIC ACID AND THE PURINE BODIES 634 



Chemical Nature of the Purines, 634 ; Chemical Nature of the Substances 

 Containing Purine and Pyrimidine Bases, 637; History of Nucleic Acid in the 

 Animal Body, 638; Balance between Intake and Output o,f Purine Substances 

 under Various Physiologic and Pathologic Conditions, 641. 



