(iEXEBAL IX I) EX. 



543 



Optical illusions in binocular vision, ii. 359 

 of space perceptions, ii. 351 



properties of striated muscle, ii. 103 

 Optograms, ii. 330 

 Organ of Corti, structure of, ii. 377 



of Golgi in tendons, ii. 402 

 " Organeiweiss," i. 346 



Organization in the central nervous system, ii. 

 285 



relation of educability to the establishment 

 of, ii. 286 

 Organs, growth of, ii. 486 

 Ornithin. i. 552 

 Orthophosphoric acid, i. 514 

 <)s orbiculare of the incus, ii. 366 

 Osazones of glycoses, i. 562 

 Oscillatory activity of the retina, ii. 344 

 Osmosis, definition of, i. 65 



relation of, to secretion, i. 213 

 Osmotic pressure, definition of. i. 65 

 method of determining, i. 67. 68 

 relation of, to concentration, i. 66 

 Osones, preparation of. i. 562 

 Ossicles, auditory, ii. 365 



of the ear, movements of, ii. 367 

 Osteomalacia, i. 524, 525 



ovariotomy in. i. 274 

 Osteoporosis, i. 525 

 Otitis media, ii. 364 

 Otoconia, ii. 374 

 Otoliths, ii. 374 

 Ova. ii. 440 



number of, in human ovary, ii. 451 

 Ovaries, ii. 443 



effect of removal of, on menstruation, ii. 459 



internal secretion of, i. 274 

 Ovariotomy, effects of, i. 274 

 Ovary, structure of, ii. 454 

 Overtones, definition of. ii. 383 



inharmonic, ii. 3S6 

 Oviducts, ii. 443. See Fallopian tubes. 

 Ovulation, ii. 455 

 Ovum, chemistry of, ii. 450 



fertilization of, ii. 466 



human, structure of. ii. 449 



maturation of, ii. 451 



physiological properties of. ii. 22 



segmentation of, ii. 467 



Stages in the maturation of, ii. 452 

 Oxalate solutions, effect of, on blood coagula- 

 tion, i. 63 

 Oxalic acid, i. 557 

 Oxalnrie acid, i. 555 

 Oxidases, i. 281 

 Oxidation, i. 501 



physiological, Hoppe-Seyler's theory of, i. 505 

 Traube's theory of, i. 502 

 Oxidizing enzymes, i. 280 

 Oxybutyric acid, i. 548 

 Oxycholin, i. 543 

 Oxygen, alveolar tension of, i. 413 



occurrence of, i. 500 



prepara' ion of, i. 501 



properties of, i. 501 



storage of, in muscle, ii. L69 



supply, relation of, to irritability, ii. 68 



tension in the blood, i. 415 



respiratory effects of varying, i. I In 

 Oxygen-absorption, coefficient of, i. 115 



conditions affect ing, i. 129 



cutaneous, i. 122 



estimation of, i. 428 

 ( Oxygen-dyspnoea, i. Ill 

 Oxyhemoglobin, composition of, i. 38 



dissociation of, i. 415, 501 

 Oxyntic cells of gastric glands, i. 237 

 Oxyphenyl-acetic acid, i. 570 



Oxyphenyl-amido-propionic acid, i. 570 

 Oxyphiles, i. 17 

 Ozone inhalation, i. 140 



preparation of, i. 502 



properties of, i. 502 



Pacinian body, ii. 391 

 of the penis, ii. 1 1!' 

 Pain nerves, evidence for t he existence of, ii. 232 

 points of the skin, ii. 400 

 sensations of, ii. 399 

 Pains, transferred or sympathetic, ii. 400 

 Pale striped muscle, physiological peculiarities 



of, ii. 109 

 Palmitic acid, i. 541 

 Pancreas, anatomy of, i. 231 

 extirpation of. i. 266 

 grafting of, i. 267 

 histology of, i. 231 

 innervation of, i. 232 

 internal secretion of, i. 266 

 mineral constituents of, i. 530 

 secretory changes in. i. 233 

 vaso-motor nerves of, i. 207 

 Pancreatic diabetes, i. 267, 353, 563 

 fistulse, preparation of, i. 300 

 juice, amylolytic action of, i. 305 

 artificial, i. 301 

 collection of, i. 300 

 composition of, i. 232, 299 

 fat-splitting power of, i. 305 

 secretion, composition of, i. 232, 299 

 histological changes during, i. 233 

 nervous mechanism of, i. 232 

 normal mechanism of, i. 235 

 reflex character of, i. 236 

 relation of, to the character of the food, i. 

 237 

 Pangenesis, Darwin's theory of, ii. 501 

 Papain, i. 280 



Papilla foliata of rabbits, ii. 410 

 Papillary muscles, i. 110 

 Parabamic acid. i. 555 

 Paracasein, i. 296 

 Paradoxical contraction, ii. 157 

 Paraffins, i. 531 

 Paraformic aldehyde, i. 533 

 Paraglobulin, amount of, in the blood, i. 53 

 composition of, i. 53 

 functions of, i. 53 

 origin of, i. 53 

 properties of, i. 53 

 Parallax, use of, in estimation of distance, ii. 356 

 Paralysis after removal of motor anas, ii. 26!' 

 agitans, ii. 296 

 Brown-Sequard's, ii. 233 



homolateral, after heinisection of the cord, 

 ii. 233 

 Paralytic secretion, i. 229 

 Paramcecium, reproduction in, ii. 440 

 Paramyosinogen, ii. 163 



temperature of heal coagulation of, ii. L65 

 Parapeptone, definition of, i. 292 



Paraniichin. i. 579 



Parathyroids, anatomy of, i. 268 

 fund ion of, i. 269 



Paresis following removal of the cerebellum, 

 ii. 272 

 from injury to motor areas, ii. '.'('.'.i 

 Parotid gland, anatomy of, i 2Vi 



in nerval ion of, i. 218 

 Partial tones, definition of, ii. 383 

 Parturition, ii. 17!» 



Spinal cent re of, ii 1~ ' 



Pate* de foie gras, i. 560 



Paths of conduction in the cord, clinical evi- 

 dence on, ii. 23 1 



