INDEX. 



415 



Elaidin, 58 



Elastin, 66, HI 



Electrical conductivity, 258 



of urine, 375 

 Electrolytes, 258 

 Elephant's milk, 301 

 Emulsification, 188 

 Emulsin. 117, 127 

 Encephalin, 335 

 Endogenous purines, 365 

 Endothermal reactions, 3 

 End products, 351 



of digestion, 184 

 Energy of light, 3 



potential, 392 

 Enterokinase, 190 

 Enzymes, 115 

 Epinephrin, 330 

 Erepsin, 190 

 Erg, 393 



Erythritic acid, 23 

 Erythrodextrin, 47 

 Erythrogranulose, 48 

 Erythrol, 23 

 Erythrose, 23 



Ethereal sulphates, 316, 358 

 Ethers of glucose, 127 

 Eumycetes, 134 

 Ewald's test meal, 158 

 Examination of stomach contents, 



158 

 Excretion, gaseous, 380 



nitrogenous, 351 

 Exogenous purines, 365 

 Experiments in fermentation, 135 

 External work equivalent, 402 

 Extinction coefficient, 241 

 Extraction of liver, 305 



muscle, 336 

 Extract of malt, 146 



meat, 343 



pancreas, 175 

 Exudations, 282 



Factors for titration of sugar, 36 

 Fasting animals, respiratory coeffi- 

 cient, 384 

 Fat crystals, 55 



determination of, 60 



human, 60 



in milk, 289 



in muscle, 338 



splitting, 122, 128 

 Fats. 51 



digestion, 187 



heat of combusion, 395 



in feces, 203 



Fats, loss in digestion, 204 

 Fatty acids, 51 

 Faulhorn experiment, 383 

 Feathers, no 

 Feces, 192 



albumin in, 210 



analyses of, 201 



carbohydrates in, 206 



casein in, 210 



cholalic acid in, 205 



cholesterol in, 205 



composition, 198 



fats in, 213 



formation, 196 



from various foods, 200 



gums in. 208 



lecithin in, 206 



mucus in, 211 



nitrogen in, 208 



normal, 199 



nucleoproteids in, 211 



peptone in, 210 



reaction, 202 



separation, 201 



soaps in, 206 



specific gravity, 203 

 Fehling's solution, 28 

 Fellic acid, 320 

 Ferment, inverting, 126 

 Fermentation, 117 



acetic, 137 



alcohol, 134 



autolytic, 310 



butyric, 142 



lactic, 140 



mucous, 143 

 Ferments, 115 



bacterial, 140 



specific action, 275 

 Fibrin, 84 



in blood, 216 

 Fibrinogen, 84 

 Fibrinoses, 95 

 Fick and Wislicenus experiment, 



383 



Filter paper, 48 

 Filtration of water, 12 

 Finger nails, no 

 Fish, food value, 112 

 Fish scales, collagin in, 108 

 Fleischl hemometer, 244 

 Flesh bases, 338 

 Flour, 112 



food value, 113 



tests, 112 



Fluorine in body, 10 

 Food consumption, 405 



