GENERAL INDEX 



943 



Energy of various foods, 829 

 Enterokinase, 60, 472 



in intestinal juice, 468 

 Enzymes, absorption of, 517 

 fat splitting, 478 

 glycolytic, 258 

 in egg yolk, 597 

 in general, 9-11, 16-18, 58-69 

 in liver, 365 

 in lungs, 820 

 in milk, 620 

 in urine, 718 

 laws of action, 60 

 lipolytic, 16 



in lungs, 821 

 in blood, 259 

 of placenta, 608 

 proteolytic action of, on poly- 



peptides, 88 



proteolytic, action of, on pro- 

 teins, 80 



See also various enzymes in 

 tissues, organs and fluids, 

 retardation., 67 

 reversibility, 64 

 specificity of, 66 

 zymogens, 11 

 Enzymotic cleavages, 64 



processes, influence of salts 



upon, 73 

 syntheses, 65 



Epidermis, 112, 788, 789, 796 

 Epiguanine, 182, 676, 678 

 Episarkine, 182, 677 

 Epinephrin, 358 

 Epitoxoid, 71 



Equilibrium constant, 53, 55 

 Erepsin, 442, 467-469 



action of, on proteins, 60 

 action upon polypeptides, 486 

 in intestinal juice, 467 

 Ereptases, 480 

 Erythrite, relation to glycogen formation, 



372 



Erythrocytes. See Red blood corpuscles. 

 Erythrodextrin, 222, 434 

 Ery thr opsin . See Visual purple . 

 Esbach's method for estimating protein 



in urine, 750 

 Ethal, 232 

 Ether, action on blood, 266 



action on muscles, 560 

 action on proteins, 96 

 action on secretions, 439, 466 

 diazoacetic, decomposition by dif- 

 ferent acids, 55 

 Ethyl benzene, behavior in animal body, 



738 



Ethyl alcohol, action on metabolism, 863 

 action on muscles, 560 

 action on peptic digestion, 



447 



action on proteins, 95-97 

 action on secretions, 438, 

 440, 454, 458, 476 



Ethyl alcohol, behavior in animal body. 



735, 863 



calorific value, 839, 863 

 food value, 863 

 in intestine, 491 

 passage of, into milk, 637 

 production by fermenta- 

 tion, 9, 199,207, 209,386 r 

 38 , 655 



butyrate, formation of, 65 

 mercaptan, behavior in animal 



body, 736 

 secretin, 476 

 sulphide, from protein, 79 



behavior in animal body, 

 736 

 Ethyl-sulphuric acid, behavior in animal 



body, 736 



Ethylene glycol, glycogen formation, 372 

 Euglobulin, 251 

 Euxanthon, 742 

 Excelsin, 108, 158 

 Exchange of force, 822, 828, 830. See also 



Chapter 18, Metabolism. 

 Excrements, 498, 518, 824, 825 



in biliary fistulas, 496 

 Excreta, amount for twenty-four hours, 



824 



regular and constant, 823 

 Excretin, 500 

 Exostosis, 530 

 Expectorations, 820, 821 

 Extinction coefficients, 291 

 Extirpation of large intestine, effect of, 



517 



Exudates, 327, 334-344 

 Eye, 584-588 



Fat action on catabolism of proteins, 855 

 formation, from protein, 534-536, 849 

 from carbohydrates, 3, 536, 



849 



in muscle, 570, 577 

 in urine, 780 

 metobolism, in work and rest, 567. 



568 



in starvation, 836-839 

 with various diets, 849, 



856 



metabolism of, 849 

 milk, determining, 624 

 passage into blood, 511 

 passage into chyle, 513 

 perspiration, 797 

 Fats, 225-232 



absorption, 512-517 

 action on gastric juice, 439, 458 

 action on pancreatic juice, 474 

 action on secretion of bile, 393 

 and sugar formation, 390-392 

 calorific value, 829, 830, 833 

 combustion in body, 829 

 decomposition of during starvation, 



838 

 . digestion of, 449, 452, 478 



