500 



PHYSIOLOGY 



Olfactie, 180, 187 

 Olfactometer, 179 

 Olfactory, 



acuity, 178 



cells, 163 



compensation, 188 



conflict, 187 



groove, 162, 166 



mucosa, 162, 163 



regional sensibility, 184 



organs, 161 et seq. 



reflexes, 189 



sensations, pure, 176 

 Oneiric (dream), phenomena, 460, 472 



et seq., 480 et seq. 

 Ophthalmometer, 286 

 Ophthalmoscope, 324 

 Ophthalmotrope, 393 

 Optic nerve, decussatiori, 399 



efferent fibres, 346 



oculomotor nuclei, 399 



pupil, 318 



retina, 333 



Optic zone, cornea, 304 

 Optical, 



activity, taste, 145 



illusions, 420 et seq. 



paradox (Miiller-Lyer), 420, 423 

 Optics, bibliography, 329 

 Optograms, 342 

 Optometer, 301 

 Organ of Corti, 214 



bibliography, 265 



mechanism, 218, 235 

 Organs, otolithic, 115 



pathic sensibility, 62 

 Oscillation, after images, 359 

 Ossicles, auditory, 192 



movements, 204 

 Otoconium, 115 

 Otoliths, 115 



labyrinthine function, 121 

 Overlap, sensory, 68 

 Overtones, 223 



Pacinian corpuscles, genitals, 81 

 Pain, 48 



bee, 52 



bibliography, 124 



carnivora, 52 



cocaine, 51 



common sensibility, 61 



frog, 52 



Gammarus, 52 



internal, 60 et seq. 



localisation, 47 



Lumbricus, 52 



Planaria, 52 



pupil, 314 



referred, 65 



specific end -organs, 48 



spots, 14, 50 

 cornea, 5 



Pain, spots, innervation, 27 



thermal, 52 

 Palate, taste, 135 

 Panchromatisation, eye, 382 

 Papillae, skin, 17, 18 



tongue, 127, 129 

 Paradox, optical, 420, 423 

 Paradoxical sensation, 17, 34 

 Paramnesia, 478 

 Parenteral feeding, 72 

 Parosmia, 181 

 Partial tones, 223 

 Pathic sensation, projection, 5 

 Pathic sense, dissociated paralysis, 49 

 Pathic sensibility, bone, 62 



circulatory system, 64 



cold, 51 



connective tissues, 62 



distribution. 62 



glands, 64 



internal and external, 64 



latency, 51 



liminal excitation, 50, 51 



lower organisms, 52 



muscle, 63 



serous membranes, 63 



urogenital system, 63 

 Penis, sensibility, 84 



special sexual sense, 87 



thermal sense, 86 

 Perception, tones, 256 



visual, 416 et seq. 

 Perceptions, projection, 11 

 Perilymph and endolymph, 113 

 Perimeter, 337 

 Periodic law, smell, 174 



taste, 147 



Periosteum, pathic sensibility, 62 

 Peritoneum, abdominal pain, 64 

 Personality, alternating, 456 



disintegration, 455 et seq. 

 Phenomenalism, Hume, 12 

 Phonautograph, 204 

 Photopia, 360, 364 

 Physostigmine, lens, 295 



pupil, 314 



Piano theory of hearing, 235 

 Pigment epithelium, retina, 331, 344 



rhodopsin, 342 

 Pinna, 195 et seq. 

 Pitch, auditory threshold, 223 



sound, 222 

 Planaria. pain, 52 

 Plane, focal, 280 



visual, 391 

 Plants, geotaxis and heliotaxis, 454 



plasmodesmata, 454 



quasi-consciousness, 454 



quasi-nerves, 454 



sleep, 460 



Pleura, sensibility, 63 

 Plicae fimbriatae, 132 

 Points, cardinal, 280 et seq. 



