INDEX 



489 



X: 



Molecular theory, of electrical discharge of 

 torpedo, ii. 453, 462 



of electrotonus, ii. 298 



of leaf currents (Munk), ii. 10 



^ of muscle (du Bois-Reymond), i. 345, 

 389 ; (Bernstein), 350, 389 



of nervous activity, ii. 316 

 Molecules, peripolar, i. 348 

 Moribund nerve, ii. 159 



Mormyrus, electrical organ, ii. 379 ; de- 

 velopment, 389 



Motor and inhibitory nerves, ii. 104 



Motor end-plates, ii. 340 



Motor impulses, frequency, i. 138 ff. 



Mucosa currents, i. 464 ff. 



Mucosa, electromotive action, in tongue, i. 

 464 ff. ; throat, 473 ; stomach, 500 ff'. 



Multinuclear muscle fibres, i. 28 



Muscle, alterations of excitability by in- 

 jury, i. 223 



contraction, i. 48, 54 ; effect of tension 



on, 78 ; time-relations, 56 



death of, i. 90, 93 



effect of temperature, i. 97 



fatigue, i. 66, 83 ; chemical, 354 ; local. 



223 ; of kathodic fibre-points, 287 ; of 

 red and pale fibres, 66, 125 ; of smooth 

 muscle, 93 ; from tetanus, 224 



fibrillated structure, i. 3 



microscopic reaction, i. 46 



natural contraction, i. 139 



polymerous, i. 228 



quick and sluggish fibres, i. 57 ff., 65 



reaction, chemical, of active and resting 



muscle, ii. 465 ; electrical, of partially- 

 injured muscle, i. 110, 217 



red and pale fibres, i. 30 ff., 90, 127 



resistance, i. 200 



respiration, i. 96 



smooth, i. 21. 92 ff. 



striated, i. 3 ff. 



See Cardiac muscle, Muscle current, 

 Electromotive action, Excitation, Ex- 

 citability, etc. 



Muscle columns, i. 20, 25, 32 



Muscle current, decline, i. 343, 344 ; 

 E. M.F., 335 ; excitation from muscle. 

 326, 362, 427 ; negative variation, 

 362 ; positive variation, resting, 321 ff., 

 344 ; weak longitudinal, 322 



Muscle sound, i. 135 ff. 



Muscular antagonism, ii. 96 ff. 



Muscular innervation (Kiihne's theory), ii. 

 349 



Muscular relaxation (and contraction), i. 99 



Muscular tonus, i. 100, 235, 260, 265 ; ii. 

 100, 185 ff. 



Myogram, i. 57 



Myograph, principle of, i. 56 ; double 

 (Bering), 175 



Myonema of infusoria, i. 4 



Myoplast, i. 9 



NEGATIVE Einzelschivanken. See Single 



negative phase 

 Negative variation of muscle current (du 



Bois-Reymond), i. 362 ff. ; of nerve 



current, ii. 244 

 See Action current 



Neigungstrom. See Inclination current 

 Nerve, anaesthetics, action of, ii. 61 ff., 294 



bifurcation of fibres, ii. 52 ff. 



cells, ii. 34, 66 ff. ; electrical, 375, 407 



conductivity and excitability, ii. 52 ff. 



degeneration, ii. 90, 117, 230 



development, ii. 44 



effect of cold, 61, 76, 117, 247 ; of 



transverse section, 94, 156 



electrical, ii. 3, 422 ; chemical reaction, 



446 



E.M.F., ii. 227 ff. ; in moribund nerve, 



230 



fatigue, ii. 109 ff. 



fibres, ii. 34 ff. 



invertebrate, ii. 36 ff. 



medullated, ii. 41 



molluscan, ii. 281 ff. 



non-medullated, ii. 37 ; E.M.F., 242 



olfactory, of pike, ii. 38 ; E.M.F., 243, 336 



reaction, chemical, ii. 110 



resistance, longitudinal and transverse, 



ii. 133, 304 ; structure, ii. 33 ff. ; 

 transverse, 304 



See Conductivity, Constant current, Ex- 

 citation, Electromotive action, Electro- 

 tonus, etc. 



Nerve currents, ii. 227 ff. 



Nerve-endings, in muscle, i. 383 ; ii. 338 ;- 

 Schoulein's theory of electrical, 430 



Neurokeratin, ii. 44 



Neuron, ii. 34 



Non-fibrillated protoplasm, i. 299 ff. 



Nutrition, indispensable to vitality of 

 muscle, i. 92 



Nutritive fluids, i. 96 



OBLIQUE striation of muscle, i. 15 ff. 



Olfactory nerves, ii. 38 ; E.M.F. (in pike), 

 236, 243 



Opening contraction (persistent), i. 186, 210, 

 233 



Opening excitation, i. 185 ; in nerve, de- 

 pendence on cross-section, ii. 162 



Opening inhibition, anodic and kathodic, in 

 heart, i. 263 



Opening tetanus (Ritter), ii. 117, 139, 166, 

 179 ; theory, 180 



Opening twitch, effect of alcohol, ii. 170 ; 

 of polarisation, 178 ; of potassium, 175 



retarded, ii. 166 



supposititious, on excitation of muscle, 



i. 329, 333 ; of nerve, ii. 238, 311 

 Optical properties of muscle fibrils, i. 46 

 Optic nerve, ii. 201 



