INDEX OF SUBJECTS AND FIGUBES 



503 



Sexual (contd.},- 



sense, castration, 78 

 cerebellum, 80 

 eunuchs, 78 

 special, b7 

 Shock, 65 



Simultaneous contrast, 374 

 Sinus rhomboidalis, 397 

 Sitiophobia, 70 

 Size, judgment, 418 

 Skiascopy, 328 

 Skin, algesimetry, 50 



deformation, pressure, 36 



histology, 17 et seq. 



nerve-endings, 18 



sensibility of grafted, 14 



specific sensory spots, 16 

 Skotopia, 360 

 Sleep, 460, et seq. 



age, 461 



bibliography, 488 



brain, 464 



cerebral vessels, 465 



chemical factors, 467 



circulation, 463, 465 



conditions, 461 



consciousness, 452 



convalescence, 461 



day and night, 460 



depth, 461 



eyes, 393, 464 



histological changes, 470 



hypnotoxicity, 467 



mechanisms, 465 



metabolism, 462, 463 



narcosis, 469 



necessity, 467 



osmosis, 471 



partial, 465 



plants, 460 



pupils, 314, 464 



respiration, 463 



restorative effect, 469 



senses, 464 



sex, 461 



sweat, 463 



temperature, 464 



types, 462 



waking, 462, 481 

 Smell, 160 et seq. 



adequate stimuli, 169 



air stream, 167 



anaesthesia, 184 



bibliography, 190 



cocaine, 184 



comparative, 160 



compensation, 188 et seq. 



deglutition, 168 



dreams, 181 



emotion, 189 



fatigue, 182 



fish, 172 



galvanic, 174 



Smell, gymnemic acid, 185 



hallucinations, 181 



heat, 80 



heterologous excitation, 172 



homologous compounds, 175 



inadequate stimuli, 174 



inspiratory and expiratory, 168 



liminal excitation, 180 



mechanical stimulation, 174 



mechanisms, 166 et seq. 



memories, 189 



metallic, 148 



odorous substances, 169, 174 et seq. 



odours, 176 et seq. 



olfactometry, 178 et seq. 



periodic law, 174 



practice, 161 



qualities of odours, 176 



racial acuity, 161 



Scyllium, 173 



sniffing, 166 



specific energy, 180 et seq. 



tactile sense, 172 



taste, 133, 173 



teleology, 189 



thermal stimulation, 174 



threshold, 178, 180 



vapours and solutions, 170 

 Solar spectrum, 351 

 Somnambulance, consciousness, 452 

 Sound, appreciation of direction, 197 



beats, 232, 245 



bony transmission, 195 



intensity, 222 



interference, 232 



judgment of direction, 263 



Lissaj ou's figures, 252 



localisation, 262, 264 



pitch and loudness, 226 



qualities, 221 



waves, perilymph, 220 

 Sour taste, 138, 152 

 Spatial sense, 118 

 Specific nerve-energy, 6 



bibliography, 55 

 Specific sensations, 2 



sensory spots, 16 

 Spectrum, discontinuous, 354 



limits of visibility, 353 



luminosity, 362 



solar, 351 



Spherical aberration, 304 

 Sphincter pupillae, 315 



centre, 318 



Spinal consciousness, 440 

 Spindle, neuro-muscular, 94 

 Spongioblasts, retina, 333 

 Squint, 396, 402 



diplopia, 407 

 Stapedius, 205, (fig.) 208 



listening, 208 



nerve, 208 

 Stapes, 200 



