CONTENTS XIX 



CHAPTER LXIII PAGE 



THE CARBON BALANCE 582 



Respiratory Quotient, 582; Influence of Diet, 582; Influence of Metabolism, 

 584; Magnitude of the Respiratory Exchange, 585; Influence of Body Tem- 

 perature, 586. 



CHAPTER LXIV 

 A CLINICAL METHOD FOR DETERMINING THE RESPIRATORY EXCHANGE IN MAN 



(BY R. G. PEARCE) 589 



The Mouthpiece, 589; The Valves, 590; Tissot Spirometers, 591; Douglas 

 Bag, 592; Haldane Gas Apparatus, 593; Calculations, 596. 



CHAPTER LXV 

 STARVATION 600 



Excretion of Nitrogen, 600; Energy Output, 602; Nitrogenous Metabolites, 

 602; Excretion of P'urines, 603; Excretion of Sulphur, 603; Normal Metab- 

 olism, 604; Nitrogenous Equilibrium, 605; Protein Sparers, 605. 



CHAPTER LXVI 



NUTRITION AND GROWTH 608 



The Food Factor of Growth, 608; Relationship of Proteins to Growth and 

 Maintenance of Life, 609. 



CHAPTER LXVII 



NUTRITION AND GROWTH (CONT'D) 617 



Relationship of Carbohydrates and Fats to Growth, 617; Accessory Food Fac- 

 tors, or Vitamines, 618. 



CHAPTER LXVIII 



DIETETICS 625 



Calorie Requirement, 625; The Protein Requirement, 627; Accessory Food 

 Factors, 630; Digestibility and Palatability, 630. 



CHAPTER LXIX 

 THE METABOLISM OF PROTEIN 632 



Introductory, 632; Chemistry of Protein and of the Amino Acids, 633. 



CHAPTER LXX 



THE METABOLISM OF PROTEIN (CONT'D) 641 



Amino Acids in the Blood and Tissues, 641 ; Fate of the Amino Acids, 645. 



CHAPTER LXXI 



THE METABOLISM OF PROTEIN (CONT'D) 647 



End Products of Protein Metabolism, 647 ; Urea and Ammonia, 649 ; Urea 

 Ratio, 650 ; Influence of Liver on Ammonia-Urea Ratio, 651 ; Perfusion of Or- 

 gans, 652; Clinical Observations, 654. 



CHAPTER LXXII 

 THE METABOLISM OF PROTEIN (CONT'D) 656 



Creatine and Creatinine, 656; Essential Chemical Facts, 656; Metabolism, 

 657 ; Influence of Food, Age, and Sex, 657 ; Origin of Creatine and Creatinine, 

 659. 



