640 



INDEX 



Instinctive reactions, 190. 



Intensity of sensations. 205; visual, 

 271. 



Intercellular spaces, 1$. 



Intercostal arteries, 331; muscles, 

 394. 



Interior of heart, 328. 



Intermediary bodies, 307. 



Internal capsule, 176. 



Internal ear, 231. 



Internal medium, 291. 



Internal rectus muscle, 246. 



Internal senses, 206; effect of, in 

 consciousness, 207. 



Intervertebral pads, 56, 72. 



Intestinal digestion, 489; juice, 465. 



Intestine, 5, 442; large, 455; absorp- 

 tion from, 500; movements of, 478; 

 small, 452; absorption from, 491; 

 digestion in, 488; movements of, 

 476; nervous control of, 477; 

 mucous coat of, 452. 



Intestines, nerves of, 455. 



Intermittent flow converted to con- 

 tinuous, 357. 



Intima, 337. 



lodothyrin, 201. 



Iris, 249, 250; innovation of, 250; 

 muscles of, 250; pigment of, 214. 



Irradiation, nervous, 353. 



Irritable tissues, 32. 



Irritability, 21. 



Ischium, 52, 65. 



Islands of Langerhans, 497. 



Jaw, 60. 



Jejunum, 452. 



Joint motions, 72. 



Joints, 72; ball-and-socket, 74; glid- 

 ing, 76; hip, 72; hinge, 75; hy- 

 giene of, 76; knee, 75; pivot, 75. 



Judgments, 221. 



Jugular vein, 333. 



Kidney, 5, 39, 518; blood-flow 

 through, 522; blood supply of, 520; 

 relation of to sugar in blood, 494; 

 structure of, 520, 522. 



Kidney secretion, mechanism of, 527; 

 relation of to blood-flow, 528. 



Kilocalorie, 107. 



Knee-cap, 66. 



Knee joint, 75. 



Labia majora, 569; interna, 569. 



Labials, 554. 



Labyrinth, 226; bony, 231; mem- 

 braneous, 232. 



Lachrymal apparatus, 246; bone, 60; 

 canals, 246; papilla, 245; sac, 246. 



Lactase, 466. 



Lactation, 579. 



Lacteals, 294, 454. 



Lactic acid, 90, 92, 435; significance 

 of in contraction, 112; precursor, 

 111. 



Lactose, 15, 466. 



Lamina spiralis, 232. 



Langerhans, Islands of, 497. 



Language, 187. 



Large intestine, 455; absorption from, 

 500; movements of, 478. 



Larynx, 546; cartilages of, 547; 

 muscles of, 549. 



Latent period, 96. 



Laughing, 409. 



Leaping, 128. 



Lecethin, 16. 



Leg bones, 66. 



Lens, crystalline, 254. 



Lens, refraction by, 257. 



Lenticular nucleus, 153. 



Leucocytes, 301; movements of, 301. 



Levator palpebrae superioris, 245. 



Levers in body, 119. 



Lieberkiihn, crypts of, 454. 



Life, stages of, 584. 



Ligament, 53, 73; axial, 230; broad, 

 567; capsular, 73; round, 73; sus- 

 pensory, of eye, 254, 261. 



Light, 255; dispersion of, 256; mono- 

 chromatic, 255; refraction of, 255; 

 wave-length of, 255. 



Limbs, 6; skeleton of, 66. 



Lime, in diet, 50, 581. 



Linin, 23. 



Lipase, 465. 



Lips, 443. 



Liquid environment of body cells, 16. 



Liver, 5, 39, 456; excretory function 

 of, 517; glycogenetic function of, 

 493; histology of, 458. 



Lobes, of cerebrum, 176; olfactory, 

 145. 



Lobules of liver, 458. 



Local sign in sensation, 205, 215. 



Localization of function in cerebrum, 

 176. 



Localizing power of retina, 274; of 

 skin, 215. 



Local temperatures, 543. 



Lochia, 579. 



Locomotion, 118, 123, 126; .sensory 

 basis of, 164. 



Locomotor reflexes, 166. 



Long-sight, 262. 



Lumbar plexus, 149; vertebrae, 59. 



Lungs, 5, 36, 39, 388; capacity of, 

 397; changes of blood in, 416; ex- 

 cretory functions of, 517; structure 

 of, 389. 



