INDEX 



927 



Energy, metabolism, basic principle of, 

 determination in part by environing 

 temperature, heat production as af- 

 fected by external temperature, 601. 



energy of muscular work defi- 

 nitely related to potential energy of 

 food, 586. 



ingestion of food increases me- 

 tabolism, 604. 



calorimetry, direct, 567. See also 

 Calorimetry. 



indirect, 515. See also Calorime- 

 try. 



of children, up to puberty, 647, 



basal, 649. 



gaseous exchange, tables of, 

 648. 



determined in part by environing 

 temperature, how heat is lost from 

 body, 59?. 



law of surface area, 594. 



effect on, of acids and alkalies, 736. 

 of saline cathartics, 718. 



of sodium chlorid, 720. 



and embryonic growth, 616. 



factors determining level of, 607. 



and growth, differences between 

 growth and maintenance, 615. 



embryonic, 616. 

 post-embryonic, 619. 



of infant, new-born, 627. 



of parturition, before and 



after, 634. 

 per unit of body surface, 633. 



respiratory quotient, 627. 

 See also Basal Metabolism, of 



infants. 



total energy requirement, 639. 



from two weks to one year of 



age, 640. 



basal, 642. 



dynamic action of foods in, 



643. 



influence of age on basal me- 

 tabolism, 646. 

 respiratory quotient, 640. 



mechanical efficiency of muscular 

 work, 586. 



methods of measuring heat produc- 

 tion from respiratory exchange. 

 See Kespiratory Exchange. 



methods of measuring .respiratory 

 exchange. See Respiratory Exchange. 



normal process of, 515. 



of old age, 658. 



origin of, in non-nitrogenous food, 

 586. 



and post-embryonic growth, 619. 



Energy metabolism, of pregnancy, 621. 



comparison of energy metabolism 

 in pregnant and non-pregnant women, 

 table, 625. 



relative value of different food 



stuffs as a source of energy in mus- 

 cular work, 590. 



- - surface area, law of, 594. 



criticism of, 597. 



measurement of, 595. 



relation of, to body weight, 598. 



See also Muscular Energy. 

 Energy production, von Liebig's ob- 

 servations on, 47. 



Energy relations, Rubner's insistence 



on importance of, 76. 

 Enzymatic decomposition of combined 



purins, 158. 

 Enzymes, action on, of light, 892. 



effect on. of roentgen rays and ra- 

 dioactive substances, 878. 



--protein-liquefying, formation of, 



670. 

 Epinephrin, effect of, on metabolism, 



body temperature, 781. 



carbohydrate, 781. 



catalase, 781. 



growth, 782. 



mineral, 782. 



protein, 782. 

 total, 780. 



water, 781. 



Epinephrinemia, due to drugs, 782. 



Ether, effect of, on metabolism. See 

 Anesthetics, general. 



Ethereal extract in the urine, 508. 



Ethylenediamin, effect of, on metabo- 

 lism, 773. 



Ethylhydrocuprein, effect of, on me- 

 tabolism, 772. 



Excretion of alcohol, 298. 



- of fat, 210. 



of iron, 328. 



of nitrogen in urine, 405. 

 of phosphorus, 326. 

 Excretions, feces. See Feces. 



mediums for, 481. 



paths for. 481. 



sweat, 512. 



Wprine. See Urine. 



Excretory channels, comparative im- 

 portance of intestines and kidneys 

 as, 511. 



Exogenous intestinal infections, bro- 

 matherapy, 706. 



Extractives, of brain, 471. 



of muscles, 460. 



See also Muscles, extractives of. 



