INDEX 



767 



pathway to ventrobasal complex, 400 

 patterns in, 398 

 patterns of medial lemniscal system in, 



397 

 relays 



reticular formation and, 745 

 Dorsal root reflex 



electrical activation, 192 

 DPN: see Diphosphopyridine nucleotide 

 Drugs 



taste sensitivity and, 5 1 o 



Ear 



see also Audition; Cochlea 



acoustical properties, 567-574 



anatomy, 566-575 



electrical responses of, 575-578 



fluids of, 574, 575 



frequency characteristics, 569 



receptor excitation in, 565-584 

 Ebbecke phenomenon : sec Thermal sensa- 

 tions 

 Eel electroplaques 



electromicroscopy of, 151 

 Eighth cranial nerve ; see Auditory nerve 

 Electric taste 



production of, 522 

 Electrical stimulus 



afferent discharges and, 128 



cortical somesthetic area and, 436 



double pain and, 474 



EEC and, 348 



paired 



postexcitatory depression and, 309 



partial epilepsy and, 348 



through microelectrodes, 274 



vestibular nerve and, 559 

 Electrocardiogram 



steady potential and, 319 

 Electroencephalogram, 255-258, 279-297 



see also Electroencephalogram, human 



absence type petit mal and, 337 



alpha acti\'ity 



visual blocking, 735 



amygdaloid lesions and, 35 1 



anoxia, 339 



cortical lesions and, 349 



critical flicker frequency and, 731 



epileptic seizures and, 329 



focus and epileptogenic lesions, 354 



local application of strychnine, 348 



localized electrical stimulation and, 348 



models, 280, 281 



partial epilepsies and, 331, 357, 358 



seizure in multiple relay systems and, 



359 

 SP shift and, 319 

 Electroencephalogram, human 

 see also Electroencephalogram 

 alpha activity, 284, 287 



activation, 292 



afferent signals and, 289 



blocking, 289, 735 



body temperature and, 296 



distribution, 286 



efferent signals and, 294 



identification, 287 



implanted electrodes, 293 



LSD 25 and, 289 



origin, 294 



pain and, 472 



psychotechnical tests and, 289 



synchronization and, 292 



theta with, 285 

 beta activity 



age and, 296 

 complexity, 287 

 delta activity 



age and, 296 



disease and, 296 



theta with, 285 

 theta activity 



age and, 296 

 variation, 287 

 Electrogenesis 

 cellular, 154 



electrically excitable, 154 

 electrically inexcitable, 154-156, 159 

 sustained, 156 



postsynaptic membrane and, 156 

 synaptic 



chemicals and, 163 



drug inactivation, 1 76 



transducer action and, 189 

 Electromagnetic energy 



receptor excitation by, 124 

 Electroneurogram 



elevations related to sensation modality, 



394 

 Electroretinography, 696-704, 710 



see also Retina 



alcohol and, 702 



arthropod eye and, 635 



characteristics, 697 



clinical use, 710 



cone, 699 



damage to retina and, 700 



glaucoma and, 702 



photopic adaptation and, 699 



retinal type and, 698 



rod, 699 



scoptic adaptation and, 699 



source of response, 701, 703 



standard leads, 696 



stimulus intensity and, 706 



stray light in, 667 

 Emmetropia 



definition, 655 

 Endocochlear potential 



characteristics, 575 



source of, 576 

 Endocrines 



pain and, 498 



Endolymph 



composition, 574 



flow in semicircular canal, 553 



movement due to caloric stimulation, 

 556 

 Endolymphatic potential : see Endo- 

 cochlear potential 

 End-plate potentials, 202-209 



calcium and, 208 



characteristics, 203 



conditioning nerve impulses and, 208 



curare and, 203 



definition, 149, 202 



in absence of action potential, 205 



in crustacean muscle, 243 



inhibition and, 244 



magnesium and, 208 



mammalian muscle fiber, 206 



miniature, 207 



uncurarized muscle and, 204 

 Ephaptic transmission, 190-194 



see also Transmission ; Synaptic trans- 

 mission 



as model of synaptic transmission, 190 



compared to synaptic, 149 



evolution, 194 



excitation, 190 



nerve cords, 192 



polarized, 192 



unpolarized junction, 192 

 Epicritic system 



criticism of, 475 



sensory mechanism, 391 

 Epilepsies, partial 



anatomical lesions, 353 



characterization, 330 



diffuse, 359 



discharges 



character of, 357 

 diffuse, 358 

 erratic, 353 

 localized EEG in, 357 



mode of propagation of, 356 

 neuronal, 355 

 requirements for propagation of, 356 



distinction of two varieties, 357 



EEG changes in, 331 



etiology, 331 



experimental, 348 



generalized convulsions, 357 



localized, 359 



physiopathogenesis, 354 



physiopathology, 347 



predisposing factors, 355 



rhinencephalic, 350 



secondary generalization, 352 



subcortical origin, 352 

 Epilepsy, 329-360 



see also Convulsions, generalized; 

 Pentylenetetrazol seizures; Strych- 

 nine convulsions; Anoxia, convulsions 



clinical picture, 329 



