830 



INDEX 



Metabolism in tonu>, ~>.'!s 



of intestinal worms, 611 

 i.t iirrvr centres, 472 



of fibres, 390 



Metabolites in vaso-dilatation, 421. 699 

 Metamorphosis of the fly, 366 

 Metastable equilibrium, ;V3 

 Methylene blue staining of nerves, 10 

 Methyl-glyoxal, 275 

 Micella-, 99 

 Micro-calorimeter, 456 

 Micro-heterogeneous systems, 75, 78 

 Micro-respirometer, 607 

 Microscopic vision, 7, 79 

 Milk, secretion of, 719 

 "Mind" in starfish, 482 

 Minute quantities, action of, 221 

 Mirror illustration of cell processes, 214 



images, identity of most properties, 286 

 Mistakes in science, xi 



Mobilisation, 106 

 Model of electrical fish, 650 

 Molar concentration of colloidal solutions, 

 159 



fraction, 150 



" Molecular compounds," 66 

 Molecular conductivity, 175 

 Molecules as colloids, 79 



size of, 79 

 Moliere and opium, 328 

 Monochromatic regions of spectrum, 525 

 Monophasic electrical response, 380 

 Morphological structure and energy con- 

 sumption, 591 



Morse osmometer, 153 

 Mosaic vision, 525 

 Motor area of cortex, 477 



neurone, 466 

 Mountain sickness, 634 

 Movements of cones, 519 



of plants, 459 



Mucor racemosus in absence of oxygen, 610 

 Miiller's law of specific energies, 388, 513 

 Muscarine, action of, on Aplysia heart, 143 



on heart, 31 

 Muscle, double refraction of, 438 



energy of, a surface phenomenon, 443, 



446 



excitatory process in, 397 



indicator, 440 



structure of, 437 



Muscular work, nitrogen metabolism in, 



271 



Mutual precipitation of colloids, 107 

 Myelin forms, 131 

 M\ enteric reflex, 367, 368, 497 

 M \ "c-ardiograph of Cushny, 680 

 Myogenic origin of heart beat, 678 



of tone and rhythm, 377, 406 

 Myo-neural junction, 400 

 Myxcedema, 719 



N 



Naphthalene, electric charge of. '.>! 

 Napier, portrait of, 3!t 

 Narcosis, 138, 609 



Cl. Bernard on, 609 



of cell membrane, 610 



of nerve fibres, 384, 385 



Narcotics, action of, on permeability, 136, 

 139 



and lipoid solubility, 135, l.'is 



effect of, on recovery of nerve, 391 



mode of action of, 139, 609 



on nerve, 393 

 Nascent state, 580 



Natural and artificial stimulation of nerve, 



383 

 Necessity of semipermeable cell membrane, 



116 



Negative variation, 393, 651 

 Nephelometer, 83 

 Nernst formula for concentration battery, 



191, 194 



theory of excitation, 391, 393 

 Nerve, carbon dioxide production in, 379 



electrical change in, -379 



mechanical stimulation of, 383 



no heat production in, 378 



relation of, to oxygen, 390 



cells, absence of, from peripheral net- 



works, 402, 406 

 amreboid movement of, 471 



living, structure of, 17, 470 



multiple discharge of, 471 

 respiratory exchange of, 47- 



centres as telephone exchange, -Mi 4 

 inhibition in, 409 



necessity of, 464 



endings in heart, 427 



fibre, function of, determined by ending, 



426 



fibres, growth of, in rl/ro, 23 

 staining of, 71 



impulse compared to train of explosive, 



397 



nature of, 390, 391, 392, 396 



impulses of different kinds, 387 



network, 472 



conduction in, 455, 465, 491 



in heart, 679 



in vertebrates, 472 



Nerves as channels of communication, 378 



structure of, 395 



Nervous mechanism of respiration, 632 



system, evolution of, 464 



influence of, on nutrition, 288 



of earthworm, 465 



of jelly fish, 465 



of sea anemone, 465 

 Neuro-fibrils, 396, 470, 491 

 Neurone, description of, 466 



