INDEX 



1231 



Heart tracings, 164, 171, 194, 203, 837 



simultaneous, from auricle and 



ventricle, 160, 161, 196 

 valves of, 86, 204, 206 

 work done by, 138 

 Heat centres, 701 



coagulation, 9, 819 

 distribution of, 709 

 equivalents of food substances, 



684 



given off in respiration, measure- 

 ment of, 682, 721 



liberated in cleavage of food sub- 

 stances, 683 

 loss, 681 



regulation of, involuntary, 690 

 voluntary, 692 

 production, amount of, 683 

 and work, 684 

 effect of curara on, 694 

 in brain, 689 

 in digestion, 686, 713 

 in fever, 704 

 in glands, 689 

 in heart, 688 

 in muscles, 687 

 in rigor, 778 

 of different classes of workers, 



685, 687 

 relation of, to muscular work, 



764, 765 

 regulation of, involuntary, 693 



voluntary, 692 

 seats of, 686 

 surface and blood- flow relations, 



696 



rigor. See Rigor, heat, 777, 820 

 sources of, in body, 683 

 standstill of heart, 159, 194 

 Heller's test for albumin, 524 

 Helmholtz's theory (vision), 1053 

 (vowel sounds), 314 

 (pitch perception), 1073 

 Hemeralopia, 1060 

 Hemianaesthesia, capsular, 88 1 

 Hemianopia, 923, 965 

 Hemibilirubin, 365 

 Hemiplegia, reflexes in, 911 

 Bering's theory of colour vision, 1057 

 Herpes zoster and trophic nerves, 806 

 Hexoses, 3, 537 



Hibernating animals, temperature regu- 

 lation in, 703 



respiratory quotient in, 241 

 Hiccup, 288 

 Hippuric acid, 524, 580, 614 



formation, 580 



Hirudin and coagulation, 37 ' 

 Histidin, 54, 360 

 Histones, 2 



Holmgren's wools, 1112 

 Homogentisinic acid, 483, 525 



Homoiothermal animals, production of 



carbon dioxide in, 244 

 thermotaxis in, 690 

 Homo-lateral fibres, 879 

 Homologous stimuli, 1007 

 Hormones, 404 



Humidity of air and heat regulation, 691 

 Hunger sensation, 930, 1096 

 Hydraemic plethora, 462, 500 

 Hydrocele fluid, 39 



coagulation of, 35 

 Hydrochloric acid in gastric juice, 350 



formation of, 379, 380 

 Hydrogen, income and expenditure of, 



6rg 



Hydrogen ion concentration of blood, 

 24 



and respiratory centre, 282 



of duodenal contents, 419 



of gastric contents, 420 



of milk, 1139 

 Hydrolysis, 2 

 Hydros tomia, 401 



Hyoscyamine, action of, on pupil, 1026 

 Hyperglycaemia, 500, 540 



adrenalin, 550 



alimentary, 540 



asphyxia, 548 



in diabetes, 552 



pancreatic, 546, 636 



puncture, 547 



relation of adrenal to 548 

 Hyperisotonic solutions, 428 

 Hypermetropia, 1030 

 Hyperpncea, 283 

 Hypoglossal nerve, 931 

 Hypoisotonic solutions, 428 

 Hypophysin, 668 



Hypophysis. See Pituitary body 

 Hypoxanthin, 589, 592, 593 



Identical points, theory of, 1037 

 Idio-muscular contraction, 759 

 Ileo-caecal valve, 331 



colic sphincter, 331 

 Illusions, optical, 1041 

 Imbibition, 426 

 Indican, 484, 517 



estimation of, 518 



Indol, formation of, in intestine, 422 

 Indophenyloxydase, 272 

 Induction machine, arranged for tetanus, 

 2OO 



arranged for single shocks, 808 

 Inductorium, 730 

 Infundibulum, infundibular body, 666, 



933 

 Inhibition from the cortex, 954 



in reflex action, 903 



nature of, 167 



of heart, 156 

 Inorganic salts. See Salts 



