INDEX OF SUBJECTS. 



1075 



intestine, 138 ; on heart, 309 ; on respiratory 

 muscles, 381 



Inee (poison d'), action of, on heart, 317 note 

 Inorganic constituents of Body, 98 ; of Blood, 

 254 ; their uses, 434 j of Urine, 501, 502, 

 513 



Inosite, 95 

 Insnlivation, 143 



Insects, automatic actions of, 561. 562 

 Inspiration, movements of, 369 ; force required 



for, 372 ; cause of first, 378 

 Inspiration-tetanus, 378 

 Instinct, contrasted with Reason, 888 

 Intelligence, nature of, as opposed to instinct, 

 563 ; degree of, conformable to size and 

 development of Cerebrum, (i94-fi9S 

 Intestinal Canal, movements of, 127; influence 

 of Sympathetic nerves on, 134-138 ; influence 

 of mental states on, 870 ; development of, 

 943 



Intestinal Juice, 177; its use in digestion, 178 

 Intestinal Secretions, influence of nervous sys- 

 tem on, 873 

 Involuntary movements, 828; influence of 



Syuipntbetic on, 8fi7 



Iris, structure of, 759 ; movements of, in ac- 

 commodation of Eye. 748, 749 ; effects of 

 heat and light upon, 760 (see Pupil) 

 Irradiation of impressions on retina, 775 

 Irrigation of the tissues effected by lymph, 217 

 Irritability of Heart, 297; of Arteries, 324; of 

 muscular tissue, 820-825 



Jaundice from reabsorption of bile, 468 

 Jewish Females, period of conception in, 899 



note 

 Jewish Nation, 1004; varied complexion of, 



989 



Kaffre Race, 1007, 1008 



Kern tin, 85 



Kith/fy, structure of, 490, 491 ; tubuli uriniferi 

 of, 492 ; circulntion in, 493 ; Corpora Mal- 

 pighiana of, 493 ; secreting cells of, 492, 

 493 ; elimination of water by, 498; of soluble 

 matters generally, 502 ; two factors occa- 

 sioning secreting action of, 498 ; excretory 

 function of, 498-520; development of, 946 

 (see Urine) 



Kinesodic substance, 632 



Kreatin, 88. 510 



Kreatinin, 89, 510 



Kymograph, 336 



Labyrinth of Ear, functions of, 780-784 



Lachrymal secretion, influence of mental states 

 on, 873 



Liirtution, 970-977; change of quality of milk 

 in course of, 975, 976; extraordinary pro- 

 longation of. 978; by males, 973 



Lacteuls. origin of, in villi, 187; absorption 

 by. IS 9 ; glandules of, 207; contents of, 212 

 (see Chyle) 



Lactic acid, origin and relations of, 96 ; pres- 

 ence of, in gastric fluid, 155 



Lacunae of bone, 70 



Lamina spiralis, structure of, 784 



Laininse dorsales, 932 



Landeau, effects of siege of, 921 



Language, the expression of ideas, 705, 855 



Languages of different races, essential con- 

 formity in, 1000; American, 1010; J'.usli- 

 man. 1009; Celtic, 1002; Euskarian, lii'iii; 

 Hindoo, 1006; Hottentot, 1 006; Indo-Ger- 

 manic, 1002; Kaffre, 1008; Malayo-Poly- 

 nesian, 1012; Negro, 1007; Negrito, 1013; 

 Sanskritic, 1006; Seriform, 1005; Syro- 

 Arabian, 1003; Tamulian, 1005 



Lanugo of foetus, 281 



Lapps, Race of, 10(15 



Larynx, structure of, 844; muscular actions 

 of, 846 ; precise adjustment of, 844 ; their 

 dependence on guiding sensations, 6(>7, 671, 

 843; nerves of, 378, 622-624; production of 

 sounds by, 853; theory of the voice, 853; 

 falsetto notes, 854 



Latent excitation, period of, in muscle, 815 



Lateral vision, 776 



Laughing, act of, 382 



Laws of reflex action, 635 



Laws of unilateral reflection, 635 



Laws of symmetry, 635 



Laws of intensity. 635 



Laws of reflex irradiation, 635 



Lead, poisoning of water by, 116 ; cumulative 

 action of, 284 



Lecithin. 86, 477 



Left-handedness, 834 



Leiotrichi, 990 



Leucaemia, 228 



Leucin, 87 



Leucocytes, movements of, 60 ; origin of, from 

 bone marrow, 227 



Life, nature of, 25 ; distinguishing features of, 

 26-29 ; multiplication of, 27, 28 ; importance 

 of Heat in development of, L'9, 30 ; influence 

 of Light upon, 31 ; final purpose of, in 

 plants, 32; various manifestations of, in 

 animals, 33, 34 ; manifestation of, in devel- 

 opment, 35 ; in production of heat, .'!5. .'!i> . 

 sensori-motor activity, 37 ; correlation of the 

 physical forces in the acts of, 37-39 ; of the 

 blood, 251 



Light, evolution of, from living body, 549 



Lightning, death by, effect of on blood, 272 



Limbs, nature and development of. 9(14 ; at- 

 tempted reproduction of, in foetus, 44S 



Limits of Vision, 757 



Liquor Amnii, 932, 938 



Liquor Sanguinis, 234 



Lithic acid, 508 (see Uric Arid) 



Liver, structure of, 469; general plan of, in 

 lower animals, 4611-471 ; in Man. 471 ; 

 arrangement of bloodvessels in, 471 ; bil- 

 iary ducts in, 473; parenchyma of. 474; 

 lymphatics of. 475 ; development of. 944 : 

 double function of, 482 



Assimilating action of, 263, 490; production 

 of glycogen and sugar by, 482 ; of red 

 corpuscle? by, 485 



Excretory action of, 485 ; formation of bile 

 by, 47ti (see Bih) 



Lobelina, action on pneumogastrics, 317 



Lochia, 91 1 



Locomotion, movements of, 831 



Londonderry steamer, case of, 408 



Loss of Blood, influence of, on composition of 

 blood, 257 



Luminosity, of living body, 550 



Lungs, structure of, 363; contractility of 

 bronchial tubes of, 366; elasticity of, :!i'p7 ; 

 force required for their distension, 372 ; 

 mechanism of their expansion, 368; capacity 



