322 



INDEX. 



MAL 



3falaj)tcriirus, 156 



Mateucci, 229 



Mechanical irritants, 30, 109, liG 



Medullary sheath, 101, 245, 251, 

 263 



Mimosa pudiea, 2, 224 



Mirror, reading of small angles 

 by means of, 57, 162 



Moditication of excitability, 131, 

 143 



Molecular hypothesis, 238 



Molecular movement, 3 



Mollusca, 102 



J\fo)'myrus, 159. 



Motor nerves, 261 



Movement, 1 ; in plants, 2, 8, 

 224 ; of the smallest organisms, 

 4 ; molecular, 3 ; protoplas- 

 mic, 6 ; amoeboid, 6 ; ciliary, 

 9; muscular, 9 et seq.; peri- 

 staltic, 98, 272 ; voluntary 

 and involuntary, 98, 275 ; au- 

 tomatic, 273; rhythmic, 272; 

 tonic, 272 



MiJLLER, 285 



Multiplier, 161 



MUNK, 116, 224, 300 



Muscle, 2, 11, 12 et seq., 189 ct 

 seq., 226 et seq. 



Muscle-current, 191, 202, 226 



Muscle-element, 232, 239 



Muscle-fibre, striated, 14, 45, 96, 

 245 ; smooth, 96, 101 ; zigzag 

 arrangement of, 14 



Muscle-fibre pouch. See Sarco- 

 lemma 



Muscle-fluid, 88 



Muscle-prism, 189, 230, 234 



Muscle-rhombus, 193, 195, 230 



Muscle-note, 43, 211 



Muscle-telegi'aph, 30 



INIyograph, 26, 37, 52, 100, 111 



Myosin, 74, 90 



^ASSE, 73 



^^ Negative variation, 203, 210, 



214,216,226, 235, 313 

 Nerve-cells, 103, 266, 269 



POL 



Nerve-centres. See Central Or- 

 gans. 



Nerve-current, 215, 226, 236 



Nerve-element, 237 et seq. 



Nerve-fibres, 103 et seq. ; termi- 

 nation of, in muscles, 245 



Nerve-net, 246 



Nerve -processes, 107, 265 



Nerve-sheath, 104, 111 



Nerve, terminal plates of, 245 



Nervous system, 103 



Nettle, stinging, movements in 

 hairs of, 8 



Neurilemma. See Nerve-sheath 



Neutral point, 129 



Nicotin, 253 



Nitroglycerine, 250, 251 



Nucleolus, 105 



Nutriment of labourers, 82 



Nut-socket, 19, 93 



f OPENING of a current, 32, 131, 

 ^ 308 



Opening induction-current, 150, 



304 

 Opening-tetanus, 132, 143 

 Oppian, 155 

 Organs. See Central Organs and 



Electric Organs 

 Over-burden, 65 

 Oxidation, process of, in muscle, 



42 



PARADOXICAL pulsation, 314 

 J- rarelectronomy,208,236,315 

 Penniform muscles, 91, 199 

 Peripheric nerves, 103, 107 

 Peristaltic movement, 98, 272 

 Pfluger, 122, 140 

 Physiological time, 288 

 Plants, movements of, 2, 9, 224 ; 



electric action of, 153, 223 et 



seq. 

 Plates, electric, 158, 222, 227, 241 

 Pliny, 155 

 poggendorf, 183 

 Polarised light, 15 



