618 



INDEX OP SUBJECTS 



Ergamine, 187 



relation of, to pituitary extract, 199 

 Ergot, 187 

 Ergotoxine, 187 

 Erucic acid, 235 

 Erythritol, 267 

 Erythrocytes, 335 

 Ether, effect of, on globulin-albumin 



ratio, 342 



Ethereal sulphates, 559 

 Ethyl acetate, hydrolysis of, 211 



membrane formation by, 448 

 alcohol, effect of, on pancreatic 



secretion, 374 

 butyrate, enzymatic synthesis of, 



223 



hydrolysis of, 221 

 Ethylene glycol, permeability of blood 



corpuscles for, 268 

 Eudendrium, heliotropism, 430-43 1 

 Euglena viridis, heliotropism, 430 

 Euglobulin, 339 

 Exercise, effect of, on heat production; 



591 



Exogenous metabolism, 482, 485, 494 

 in growth, 592 

 of proteins, 580 

 of purines, 549 

 of sulphates, 560 

 thyroid control, 581 

 urea in, 546 



Exophthalmic goiter, 386 

 External phase of gels, 300 



F 



FATIGUE in memory, 521 

 muscular, 398, 439 

 products of nerve centers, 524 



in sleep, 530, 532 

 Fat soluble A, 489 



solvents as cytolytic agents, 451 



effect of, on cells, 294 

 Fats, 107-111, 568 



absorption of, 232, 250 

 calorific value of, 569 

 carbohydrates and, isodynamic val- 

 ues of, 575 

 digestion of, 232-236 

 effect of exclusion of, from diet, 403 



on pancreatic secretion, 373 

 emulsification of, in digestion, 233 

 essentiality in diet, 489 

 in genesis of acidosis, 405 

 intermediate metabolism of, 399 

 respiratory quotient of, 538 

 as source of muscular energy, 396 

 Fatty acids, 108 



effect of, on surface tension, 284 

 in olive oil, 467 



Fehling's method of sugar estimation, 58 

 solution, action of, mode of, 413 

 on nucleosides, 178 



Ferric chloride reaction for aceto-acetic 



acid, 405 



for adrenaline, 198 

 Fertilization, 446 

 membrane, 447 



causative agents of, 294, 450 

 Fever, temperature coefficient of heart- 

 beat in, 422 

 i Fibrils, 441 

 Fibrin, 335, 343 



chemical nature of, 348 

 crystals, 349 

 Fibrinogen, 336, 343 



action of thrombin on, 345 

 chemical nature of, 348 

 migration of, toward electrodes, 157 

 source of, 348 

 Fibroblasts, 509 

 Fibroin, 121, 127, 143 

 properties of, 599 



Fibrous tissues, glycocoll content of, 245 

 Field of consciousness, 531 

 Fischer's amino-acid method, results of, 



146 

 Fishes, osmotic pressure of blood serum 



of, 262 



Fistuke in digestion studies, 241 

 Fluid crystals, 102 

 Fluorine as foodstuff, 49 

 Foaming in protein solutions, prevention 



,of, 274 

 Foods, definition of, 33 



requirement in infants, 591 

 Foodstuffs, 485 



classification of, 33 

 in growth, 471, 482 

 as substrates of growth, 488 

 Forgetting, velocity of, 533 

 Formaldehyde, action of, on casein, 599 



in carbohydrate synthesis, 435 

 Formic acid, 108, 174 



in anaerobic decarboxylization, 



184 



solution of casein in, 167 

 Formol titration, 564 

 Free amino-groups, 149 



in unhydrolyzed proteins, 150 

 carboxyl-groups in proteins, 153 

 Martin, 377 



Freezing-point, lowering of, by dis- 

 solved substances, 259-260 

 Frohlich's disease, 498 

 Fructose, 57 



photosynthesis of, 437 

 d-Fructose, 77 

 Fucus, artificial parthenogenesis in, 450 



as source of polysaccharides, 84 

 Fundulus, eggs, development in balanced 



solutions, 318 



formation of monstrosities, 470 

 temperature coefficient of heart-beat, 



421 

 Fungi, phytosterols in, 100 



production of nitrogenous bases by, 

 184 



