INDEX 



1043 



Heart, influence of temperature on, 



178, 181 



mammalian, action of, 186 

 muscle, 74 



action of salts on, 139, 185 

 nature of contraction of, 142 

 nerves of, distribution in heart, 



148, 149 

 augmentor, 143, 146, 147, 184, 



190 



extrinsic, 143 



inhibitory, 143, 147, 182, 187 

 intrinsic, 129 

 normal excitation of, 152 

 output of, 127 

 pressure in, 84, 90 

 primitive vertebrate, 70, 72 

 refractory period of, 141 

 respiratory, 72 

 resuscitation of, 139, 149 

 rhythmicity of, 129, 133 

 sounds of, 80, 191 

 source of energy of, 670 

 suction action of, 92, 121 

 tonicity of, 130 

 tracings, 145, 147, 151. 152, 155. 



178, 180, 185, 188 

 simultaneous, from auricle 



and ventricle, 180 

 valves of, 78, 190, 191 

 insufficiency of, 191 

 moment of closure of, 89 

 work of, 127 



in foetus, 1018 



Heart-strips, contraction of, 139, 185 

 Heat-centres, 595, 597 

 Heat-dyspnoea, 290 

 Heat, distribution of, 602 



equivalent of food-substances, 581 

 of cleavage products of food, 



580 



of work of heart, 585 

 given off in respiration, 579, 



613 

 involuntary regulation of, 587 



voluntary regulation of, 589 

 loss from body, 578 



after varnishing skin, 276, 



476, 594 



by evaporation, 578, 579 

 mechanical equivalent of, 581, 



1027 

 Heat-production, effect of curara on, 



590 



and size of body, 593 

 in brain, 586 

 in fever, 598, 599 

 in glands, 585 

 in heart, 585 

 in muscles, 583 

 in sleep, 582 



Heat-production, involuntary regula- 

 tion of, 590 



of different classes, 582 

 of man, 581 

 relation to muscular work, 583, 



664 



to surface of body, 593, 595 

 seats of, 583 

 sources of, 580 

 voluntary regulation of, 589 

 Heat-rigor, 263, 674, 715 

 Heat-sensations, 972, 974, 1001 



after section of cutaneous nerves, 



975, 978 

 Heat-units, 574 

 Heidenhain's experiments on renal 



secretion, 458 



Heller's test for albumin, 486 

 Helmholtz's wire, 624 

 Hemeralopia, 948 

 Hemianassthesia, capsular, 783 

 Hemianopia, 819, 829, 858 



nasal, 819 

 Hemiplegia after removal of motor 



cortex, 848 



and motor aphasia, 863 

 cutaneous reflexes in, 807 

 Hemisection of cord, 793 

 Hering's theory of colour vision, 945 

 Herpes zoster and trophic nerves, 701 

 Hetero-proteose, 3, 10 

 Hexone bases, 331, 332 

 Hexoses, 3 

 Hibernation, respiratory quotient in, 



242 



. temperature regulation in, 596 

 Hiccup, 239 

 Hippocampal convolution and olfactory 



tract, 817, 862 

 Hippuric acid, 441, 486 



synthesis of, 441, 508 

 Hirudin, 36 



Histidin in tryptic digestion, 331, 332 

 Histones, 2 



Holder for animal, 186 

 Holmgren's wools, 998 

 Homogentisinic acid, 444 

 Homoiothermal animals, 572, 577, 587 

 Homolateral fibres of pyramidal tracts, 



774, 778 

 Hopkins's method of estimating uric 



acid, 484 



test for lactic acid, 716 

 Hormones, 375, 571 

 Horopter, 924 

 Humidity of air, and body temperature, 



588 



Hunger, sensation of, 826 

 Hyalomucoid, 701 

 Hydra, structures of, 6 

 Hydra3mic plethora, 462 



662 



