INDEX 



1205 



Posterior root-ganglion, development, 298 

 Postganglionic fibres, 472 

 Postural reflexes, 4 I!) 



tonus, 449 

 Potassium, 43 



Potential energy of compounds, 156 

 Precipitins, 1036 

 Precuneus, 417 

 Preganglionic fibre, 471 

 Pregnancy, 1230-1236 

 Pre-pyramidal tract, 353 

 Presbyopia, 546 

 Pressor reflexes, 1001 

 Pressure impulses in cord, 359 



sense, 489 



slope in vascular system, 877 

 Primary coil, 189 

 Primitive sheath of nerve, 251 

 Primordial follicles, 1222 



utricle, 14, 127 

 Principal focus of lens, 531 



plane, 531 



point, 531, 533 



Projection fibres of cerebrum, 422 

 Projicient sense organs, 293, 384 

 Proline, 85, 91 



fate of, 772 

 Pro-nuclei, 1209 

 Procestrum, 1226 

 Prophase of mitosis, 1205 

 Propionic acid, 48, 54 

 Proprioceptive system, 397, 479, 598 

 Propriospinal fibres, 351 

 Pro-secretin, 709 

 Prostate, 1221 

 Prosthetic group, 101 

 Protamines, 92, 97, 101 

 Proteins, 45, 71 



absorption of, 744 



amide nitrogen in, 93 



ammonia nitrogen in, 93 



amount of nitrogen in, 616 



biuret reaction, 93 



carbohydrate radicle in, 94 



classification of, 97-108 



colour reactions of, 93 



composition of, 71, 90 



conjugated, 101 



constitution of, 90 



copper compounds, 75 



crystallisation of, 72 



derivatives of, 98 



diamino-nitrogen, 93 



disintegration products of, 81 



distribution of nitrogen in molecule, 91 



effect of, on metabolism, 631, 653 



halogen derivatives, 98 



heat coagulation of, 72, 95 



hydrated, 98 



hydrolysis, 76, 99 



hydrolysis by enzymes, 76 



in urine, 1121 



metabolism of, 756-773 



effects of variation in diet, 633 



endogenous, 767 



Faun's theory, 644 



in starvation, 630, 633 



P 'finger's theory, 642 



Vait's theory, 642 



minimum requirement, 654 



molecule, structure of, 76, 88 



Proteins, synthesis of, 88 



molecular weight of, 74 



osmotic pressure of, 75 



oxidation of, 764 



physical characters, 72 



precipitation by metallic salts, 94 



putrefaction of, 76 



salting out, 96 



salts of, 72 



separation of, 95 



specific dynamic effect of, 636 



sulphur in, 74 



synthesis of in body, 113-119 



tests for, 93 



Proteose, food value of, 645 

 Proteoses, 100 



fractionation of, 687 



hydrolytic products, 687 

 Prothrombin, 843 

 Protocerebrom, 294 

 Protopathic sensibility, 495 

 Protoplasm, 15 



constituents of, 36 



physical condition of, 20 



salts of, 43 



surface tension in, 21, 24 



theories of structure, 17 



ultra-microscopic structure, 20 

 Proximate constituents of the body, 45 

 Psalterium, 427 

 Pseudo-globulin, 866 

 Pseudo-ions, 149 

 Pseudomucin, 105 

 Pseudo-nuclein, 100, 688 

 Pseudopodia, 14 

 Pseudo-reflexes, 474 

 Psycliical secretion of gastric juice, fi{)l 

 Ptyalin, 661 



Puberty, changes at, 1217 

 Pulmonary circulation, 935-938 



ventilation, 1046 

 Pulse, 918-928 



anacrotic wave, 926 



catacrotic, 926 



clinical features of, 928 



dicrotic wave, 921, 923, 925 



in veins, 933 



percussion wave, 923 



pre-dicrotic wave, 923 



primary wave, 923 

 Pulse-pressure, 875 

 Pulse-rate, in man, 981 

 Pulse-wave, velocity of, 923 



nature of, 918 

 Pulvinar, 376 

 Pupil, 543 



contraction of, 550 



dilatation of, 551 

 Purine bases, 102 



in faeces, 754 

 in urine, 780 



metabolism, 774-782 



ring, 102, 775 

 Purkinje cells of cerebellum, 400 



fibres of heart, 952 



figures, 562 

 Putrescine, 156 

 Pyloric canal, 698 



sphincter, 699 



vestibule, 698 

 Pylorus, nervous mechanism for opening, 690 



