40S 



Inch 



Eemi-peptone, 127 



Hippomanes, 385 

 Hippuric acid, 12, 202 



in urine, tests for, 21b 

 Hydrochloric acid in stomach, 121, 



"122 

 Hydrogen in body, 2 

 Hypernietropia, 300 



Images, retinal, 298 



Income and expendituie, 220, 222. 



224 

 Indigo, 13 



in urine, 21 ti 

 Indol, 13, 151 

 Infusoria in stomach, 152 

 Inhibition in nerve centres, 271 

 Inhibitory nerves, 59, 289 

 Inosite, 14 

 Inspiration, 78 

 Intelligence, comparative, of animals, 



282 

 Intestines, absorbent surface of, 187 



absorption from, 186 



circulation in, 74 



digestion in, 141 



gases of, 153 



large, 145 



caecum, 145, 14ti 



colon, 148 



duration of digestion in, 149 



nervous mechanism of, 157 



putrefactive processes in, 150, 152 



reaction of contents of, 143 



small, 141 



glands of, 142 

 Iron n body, 3, 23 

 Iris, the, 303 



action of light upon, 303 



colour of, 303 



movements of, 303 

 Irritability, 24 5, 25s 



Joint, elbow, 326 



fetlock, 327 



foot, -"b:> 



hip, 32i) 



hock, 324 



knee, 32b 



shoulder, 32b 



stifle, 325 

 Joints, synovia of, 328 

 •lump, the, 348 



Katabolism, 226 

 Kathelectrotonue, 256 

 Kicking, physiology of, 348 



Kidney, function <,f, 197 

 nci \ ■• supply of, 198 

 structure of, l!'7 



Labyrinth of ear, 316 



Lact.-als, 183, 186, 188 



Lactic acid in stomach, 121, 122 



Laminae arrangement of. 360 



foot, use of, 358 

 Lanolin, 196 

 Larynx, during deglutition. 99 



movements of. 37 I 



muscles of, 371 



nerve supply of, 3 75 



physiology of, 373 



ventricles of, 373, 376 



vocal cords of, 37-, 37 1, 376 

 Lecithin, 4, 34, 160 

 Lens, convex, passage of light through, 

 296 



crystalline, 302 



optical, centre of, 296 



principal axis o r , 296 



refraction in, 297 



secondary axis of, 296 

 Leucin, 5, 168, 170, 201 

 Leucocytes, 33 

 Levers, theory of, 320 

 Levulose, 14 

 Ligaments, check, 328 



suspensory, 327 

 Lips. iSee Prehension 

 Liver, 159 



destruction of red corpuscles in, 

 36 



nervous control of glycogenic 

 function, 1 1 > 7 



conversion of leucin into urea in. 

 16S 



summary of changes in. 168 



uses of, 168 

 Locomotion, the amble, 338 



apparatus of, 320 



buck jumping, 350 



the canter, 338 



centre of gravity, 329 



check ligament, use of, 328 



daily work of horses, 350 



draught, physiology of, 353 



the gallop, 347 



joints, structure of, 323 



the jump, 3 18 



kicking, .(48 



lying down, 350 



muscles, action of, 321, 322 



rearing, •". 18 



rising, 350 



standing, act of, 330 



suspensory ligament, use of, 327 



the trot, 388 



\ elooity of paces, 351 

 the walk, 333 



tin- weight carried, 352 

 weight on the limb-. 829 



