INDEX 



Neural axis, primitive, 671 



canal, development of, 659 

 Neuroglia, 669 

 Neuron, 661 



development of, 666 



nutrition of, 666 



processes of, 662 

 Nicotine, action of, on sympathetic cells, 



157 



on ganglion cells of heart, 141 



of salivary glands, 335 

 Nissl's bodies in nerve-cells, 662 

 chromatolysis of, 667, 668, 762 

 method of staining, 662 

 Nitrogen of body, 460 

 in proteids, 460 

 estimation of total, 425 

 Nitrogenous equilibrium, 460-465 

 metabolism, 436-446, 460-470 



influence of fat and carbo- 

 hydrates on, 465 

 of muscular work on, 467 

 laws of, 466-470 

 in starvation, 461, 462 

 Normal saline solution, 58 

 Nucleins, 18, 444 



formation of uric acid from, 444 

 Nucleo-proteids, 17, 40 



influence of, on coagulation, 40 

 Nucleus ambiguus, 724 

 Nucleus, structure of, 18 

 of Deiters, 687, 689 

 of reception of sensory fibres, 717 

 dentatus, 672 



Nussbaum's experiments on renal excre- 

 tion, 406 



Octopus macropus, saliva of, 332, 355 



Oculo-motor, or third nerve, 720 



CEsophagus, contraction of, 286 



Ohm, 534 



Ohm's~law, 533 



Olfactory buib, structure of, 717 



glomerulus, 717 



nerve, 717 



sensations, 847 



tract, 718 



development of, 660 

 Olive, 678, 679, 683 



connections o. cerebellum with, 689 

 Oncometer, 409 

 Opacities in the eye, 796, 810 

 Ophthalmometer," 787 

 Ophthalmoscope (direct method), 800, 861 



(indirect method), 803, 861 



testing errors of refraction by, 802 

 Optical constants of the eye, 783 



of reduced eye, 784 

 Optic axis, 79-, 



disc, 781 



nerve, 718. 748 



thalami, 718, 728 



and teg; mental path, 684, 688 

 Optimum temperature, 294 

 Optogram, 816 

 Orbicularis oculi, displacement of centre 



for, 760 



Osmotic pressure, 35, 360, 361 

 Otoconia, 732 



Otoliths, 732 



Output of heart, 127 



Overtones, 264 



Ovum, development of, 866 



Oxalates and coagulation, 42, 58 



in urinary sediments, 388, 434 

 Oxidation, seats of, 243 

 Oxybutyric acid, in diabetes, 453 

 Oxygen, amount consumed, 226 



in muscular work, 227 



in blood, 235 



deficit, 472 



toxic effects of, 257 

 Oxyntic or acid-forming cells, 325 



Pacinian corpuscles, 850, 854 

 Pain, 855 



referred, 699, 856 

 Painful impressions, paths of, 703 

 Pancreas, changes in, during becretion, 



319 



internal secretion of, 483 

 nerves of, 344 



Pancreatic juice, artificial, 380 

 composition of, 305 

 ferments of, 306, 380, 381 

 rate of secretion of, 344 

 secretory pressure of, 345 

 Papain, 308 

 Papillary muscles, 76 

 Paradoxical contraction, 644, 654 

 Paralytic secretion, 340, 344, 347 

 Paraplegia, reflex movements in, 707 

 Parotid, changes in, during secretion, 320 

 Partial pressure, 231 



measurement of, 240 

 of air of alveoli, 241 

 of blood-gases, 240 

 Pause of heart, 76 

 Peduncle, inferior cerebellar. See Resti- 



form body 

 middle cerebellar, 678, 679, 689, 691, 



700 



superior cerebellar, 679, 684, 689, 700 

 Pekelharing's theory of coagulation, 43 

 Pendulum myograph, 561 



movements of intestine, 288 

 Pepsin, 301 



rate of secretion of, 349 

 Peptones, absorption of, 372 

 reactions of, 22, 378, 429 

 effect of, on coagulation, 43, 45 

 effect of, on blood-pressure, 188 

 Perikaryon or cell-body, 661 

 Perilymph, 840 

 Perimeter, 830 

 Perimetric chart, 831 

 Peripheral nervous centres, 694, 711 

 Peristalsis, 289, 291 

 Personal equation. 761 

 Pettenkofer's test for bile-acids, 381 

 Phagocytosis, 54-56 

 Phakoscope, 787, 857 

 Phenol, formation of, in intestine, 358 



in urine, 386, 392, 395 

 Phenyl-hydrazine test for sugar, 431 

 Phloridzin diabetes, 452, 527 

 Phosphates in urinary sediments, 388. 

 434 



