INDEX 



1263 



Nucleus of Luys, 377 



of Rolando, 367 



relation to cytoplasm, 27 

 Nutrition, mechanisms of, 613, 809 



OCCIPITAL lobe, 417 

 Occipito-frontal fasciculus, 426 

 Oculo-motor nucleus, 379, 407, 410 

 Oecoid, 818 



(Esophagus, inhibition of, in swallowing, 680 

 (Estrus, 1226 



Ohm's law of auditory analysis, 511 

 Oleic acid, 55, 56 

 Oleyl-lecithin, 57 

 Olfactie, 504 

 Olfactometer, 503 

 Olfactory apparatus, 421 

 area, 448 

 bulb, 421 

 glomeruli, 421 

 lobe, 417, 448 

 mucous membrane, 502 

 sensations, 498, 502 

 tract, 421 

 tubercle, 421 

 Olivary body, 367, 382 

 Olive, 368, 382 

 Olivo-cerebellar fibres, 389 

 Olivo-spinal tract, 353, 391 

 Oncometer, 992 

 Optic axis, 531 



chiasma, 388, 406 



disc, 561 



nerve, decussation, 387, 406 



efferent fibres in, 560 

 radiation, 423 

 thalamus, 363, 375, 383, 395, 420 



nuclei of, 377 

 tracts, 387, 406, 447 

 Optical activity, 51 

 axis of lens,. 528 

 centre of lens, 529 

 defects in eye, 535 

 isomers, action of ferments on, 167 

 Optimum temperature for ferments, 160 

 Opsonic index, 1038 

 Opsonins, 1037 

 Ophthalmometer, 541 

 Ophthalmoscope, 554-557 

 Optograms, 565 

 Ora serrata, 561 



Orcin reaction for pentoses, 61, 94 

 Organ of Corti, 517 

 Organic compounds in body, 45 

 Organic sensations, 598-609 

 Organic synthesis, mechanism of, 109 

 Organisation, 6 

 Ornithine, 79, 83 



decarboxylation of, 156 

 Ortho position, 50 

 Osamines, 63 

 Osazones, 47, 62, 1123 

 Osmometer, 143 

 Osmotic pressure, 123, 133 



Barker's method, 129 

 Beckmynn's method, 129, 130 

 and boiling-point, 129 

 of colloids, 143 

 of electrolytes, 128 

 freezing-point method, 129 

 by haemolysis, 127 



Osmotic pressure, Hamburger's method, 127 

 measurement of, 125-130 

 by plasmolysis, 127 

 of proteins, 75, 142 

 of serum proteins, 142 

 and transport of water, 133 

 and vapour tension, 129 

 Osseous labyrinth, 515, 604 

 Osteoporosis, 626 

 Otic ganglion, 473 

 Otolith organ, 399, 605, 608 

 Otoliths, function of, 608 

 Outer cell lamina of cortex, 427 

 Outer fibre-lamina of cortex, 427 

 Outer line of Baillarger, 430 

 Overtones, 507 

 Overtones theory, 23 

 Ovulation, 1222 

 Ovum, 1205 



maturation of, 1209 

 Oxalate crystals, 1125 

 Oxidases in tissues, 1108 

 Oxidation, 157, 1063, 1105-1109 

 by indigo, 161 

 mechanisms of, 1105-1109 

 seat of, in body, 1063 

 Oxy acids, 49 



origin of, 761 

 Oxygen, 39 



absorption of, in lungs, 1062 



' active,' 1107 



avidity of tissues for, 1063 



capacity of blood, 1056 



effect of changes in tension of, 1099 



lack, in asphyxia, 985 



production of lactic acid in, 1085 

 tension in alveoli, 1062, 1070 

 in blood, 1071 



in blood by CO method, 1074 

 Oxyhaemoglobin, 821 



absorption spectrum of, 823 

 crystals, 821 

 dissociation of, 1060 

 influence of acids on reduction of, 1064 

 p-oxyphenyl alanine, 84 

 Oxyproline, 85 



PACINIAN corpuscles, 497 



Pain impulses, path of in cord, 359 



sense, 494 

 Palmitic acid, 54 

 Pancreas, extirpation of, 804 

 internal secretion of, 806 

 structural changes accompanying secre- 

 tion, 711 



Pancreatic diabetes, 804 

 fistula, 707 

 juice, 702 



action on carbohydrates, 706 

 fats, 707 

 milk, 706 

 proteins, 703 

 activation of, 705 



by calcium salts, 706 

 composition, 702 

 secretion of; 707 

 variations in, 710 

 secretion, effect of acids in duodenum, 708 



regulation of, 710 

 secretin, 709 

 Pangene, 20 



