INDEX, 
Graphie method, applications of, 171. 
Growth at different periods, 663. 
Guanin, 688. 
Habit, the law of, 40. 
Hematoblasts, 149. 
Hematin, 389. 
Hemin, 389. 
Hemoglobin, 385 
comparative, 389. 
Hearing, 604. 
Heart, the mammalian, 217, 232. 
the action of, 223. 
impulss, 233. 
sounds, causes of, 236. 
work, 241, 
nervous system in relation to, 261. 
beat, causation of, 270. 
accelerator, nerves of, 385. 
Heat, animal, 461. 
comparative, 462. 
production of, 465. 
pathological, 467. 
Heat-producing power of foods, 460. 
Hermaphroditism, 25. 
Hibernation, 465, 470, 527. 
Hiccough, 407. 
Hippuric acid, 449. 
Holoblastic, 70. 
Homoiothermer, 465. 
Horopter, the, 594. 
Hyphe, 15. 
Hyperneea, 397. 
Hydra, 22. 
Hydrobilirubin, 685. 
Hypnotism, 528. 
Hypoblast, 69, 93. 
Hypoxanthin, 688. 
Imperfections of visual perceptions, 587. ‘ 
Impulse of the heart, 233. 
Impulses, path of, in spinal cord, 491. 
Indican, 685. 
Indigo series, 685. 
Indol, 318, 686. | 
Inductorium, Du Bois-Reymond’s, 175. 
Influence of pigment of macula lutea, : 
589. 
Infusoria, 22. 
Inhibition, venous, 215. : 
of reflexes, 485. i 
TInosit, 679. 
695: 
Intercerebral fibers, 518. 
Internal capsule, 536. 
Intestinal movements, 337. 
Inspiration, act of, 370. 
Irradiation, 587. 
Irritability of muscle and nerve, 169. 
Juice, gastric, 808. 
pancreatic, 315. 
Juices, the digestive, 306. 
characteristics of, 807. 
Karyokinesis, 6, 65. 
Katacrotic pulse, 249. 
Kathode, 197. 
Keratin, 678. 
Kidney, excretion by, 419, 
comparative, 419. 
Kymograph, 231. 
Kynurenic acid, 688. 
, Latent period, 181. 
‘, Lardacein, 677. 
, Laughing, 406, 
Law of contraction, 198. 
rhythm, 206. 
Lecithin, 683. 
, Lenticular nucleus, 536. 
Leucin, 316. 
Leucocytes, 150. 
Liquor amnii, 74. 
sanguinis, 150. 
Liver, metabolism of, 490. 
Localization, in cerebral cortex, 523, 580. 
Locomotion, 655. 
Locomotor ataxia, 490, 
Lymph, 342, 
movements of, comparative, 348. 
| Lymphatics, absorption of food by, 341. 
Macula lutea, influence of pigment. of, 
589. 
Malpighian tubules, 421. 
Maltose, 679. 
Man at different periods of his existence, 
663. 
Man’s place in the animal kingdom, 35. 
Maturity (puberty), 666. 
Mastication, 332. 
Maximal stimulus, 185. 
Medulla oblongata, 542. 
Membrana tympani, 606. 
