INDEX 



455 



Haematoporphyrin, 213, 368, 422 

 Hsemin, 214 

 Hsemochromogen, 213 

 Haemocytometer, 209 

 Haemoglobin, 41, 210 



action of hydrochloric acid on, 352 

 decomposition of, 213 

 reduced, 211 



Haemoglobinometer, Haldane's, 211 

 Hsemolymph glands, 217, 221 

 Haemolysis, 220, 413 

 Hair, 428 



Haldane, experiments on air contain- 

 ing carbon monoxide, 316 

 and Barcroft, method for gases in 



blood, 214 

 and Lorrain Smith, method for 



total blood, 219 

 Hassall, corpuscles of, 409 

 Haversian canals, spaces, etc., 34 

 Hearing, 138 et seq. 

 Heart, 227 et seq. 



changes in shape, 236 

 changes in position, 237 

 connection with central nervous 



system, 253 et seq. 

 connection in frog, 253 

 connection in mammal, 254 

 effect of atropin on, 253 

 electrical stimulation of, 253 

 fibrous rings of, 228 

 of frog, 234 

 physiology of, 234 

 puimonic, 226, 227 

 relations of, 234 

 sounds of, 245 et seq. 

 structure, 227 et seq. 

 systemic, 225, 227 

 valves (see Valves) 

 work of, 249 

 Heat elimination, 383, 385 



elimination, nervous mechanism 



in, 385 



elimination from skin, 383 

 elimination from respiratory pas- 

 sages, 384 



elimination in urine and faeces, 384 

 production, 381, 385 

 production in the brain, 382 

 production in glands, 382 

 production in muscle, 381 

 units, 328 

 Henle's loop, 423 

 Hernisectiou of spinal cord, 161 

 Hemispheres, cerebral (see Cerebrum) 

 Hetero-proteose, 351 

 Hiccough, 302 

 High tension pulse, 269 

 Highmori, corpus, 433 

 Hippocampal convolution, 197 



Hippuric acid, 418 



Histones, 12 



Holoblastie segmentation, 434 



Hoppe-Seyler, changes in protoplasm, 5 



Hoof, 104 



Hormones, 355, 404 



Hot spots, 111 



Hyaline cartilage, 30 



Hyaloid membrane, 120 



Hyaloplasm. 13 



Hydrocarbons, unsaturated, 443 



saturate',), 443 

 Hydrochloric acid, 350 

 Hydroxyl molecule, 446 

 Hypermetropia, 127 

 Hypnosis, 190 

 Hypoblast, 435 



parts developed from, 435 

 Hypoglossal nerve, 171 

 Hypoxanthin, 417 



ILEO-C-ECAL valve, 341 

 Illumination, degree of, 117 



source of, 117 

 Immune body, 411 

 Immunity, 411 

 Impregnation, 434 

 Incompetence (cardiac), 248 

 Incus, 140 

 Indican, 418 

 Indol, 371, 375, 418 

 Indoxyl, 418 

 Induced electricity, stimulation of 



muscle by, 48 

 Inferior oblique muscle, 135 



olivary nucleus, 167 

 Inflation of lungs, artificial, 309 

 Infundibula, pulmonary, 232, 295 

 Inhibition, intra-cardiac mechanism, 



254 



Inhibitory action of vagus, 254 

 Inhibitory nerves, 82 

 Inorganic salts in food, 327 

 Inosite, 40, 334 

 Inspiration, 297 



forced, 300 



forces opposing, 298 

 Intercostal muscles, external, 300 

 Internal capsule, 181 

 Internal secretion, 404 



secretion, effect on blood pressure, 



277 

 Intestines, 340 ft stq. 



absorption from, 379 et seq. 



digestion in carnivora, 360 

 in horse, 377 

 in ruminants, 378 



movements of, 875 



nerve supply of, 343 



secretion of wall, 365 



