Index of Subjects 



357 



Nerve cell lamination in visuo-psychic area, 128 



,, in visuo-sensory area, 115 

 Nerve fibres of cortex, general remarks on, ti 



in audito-psyohio area, 151 



,, in audito-sensory area, 149 



,, ,, in canis, felis and sus, 201 



,, in common temporal area, 152 



in frontal and prefrontal areas, 231 



,, in iusula Eeilii, 251 



,, ,, in intermediate postcentral area, 76 



,, ,, in intermediate precentral area, 209 



,, in limbic area, 183, 184 



,, ,, in lobus pyriformis, 176 



,, ,, in postceutral area, 68 



,, in precentral area, 24 



,, ,, in visuo-psychie area, 126 



,, ,, in visno-seusory area, 112 



Nerves, auditory, 194 



cochlear, 167 



,, fifth cranial, 60, 194 



glosso-pharyugeal, 194 



of Lancisius, 182 



,, seventh cranial, lit) 

 Nucleus amygdalae, 180, 192 



cochlearis dorsalis, 167 



,, cochlearis ventralis, 167 



,, habenulae, 188 



lateralis thalami, 82, 83, 84 



lenticularis, 163 



of Goll and Burdach, 80, 85, 89 



rubej-, 84 



Occipital area, 125 



,, lobes, lesions of, 136 



,, lobes, results of electrical stimulation of, 133 

 Occipito-tbalamic fibres, see optic radiations 

 Olfactory cortex, development of, 62. See also lobus 



pyriformis 



Olfactory fibres, sec tractus olfactorius 

 Operculum, frontal, 164, 194, 214, 216, 221, 223, 228, 250, 



257, 258 



Operculum, orbital, 214, 216, 223, 228, 250, 255, 258 

 Operculum, parietal, 78, 158, 170, 250 

 Operculum, temporal, 223. See also gyrus temporalis 



primus 

 Optic aphasia, 139 



,, atrophy, cortex in, 143, 145, 2411 



,, centres, primary, 134 



fibres of R. y Cajal, 114, 127 



lobe, 134 



nerve, 133 



radiations, 112, 114, 128, 129, 136, 138, 139, 140, 



141, 144, 145, 167 



Osmatic animals, brain in, 191, 195, 282 

 Outermost fibreless layer, 10, 24 



Pain, see sense of 

 Paragraphia, 163 

 Paraphasia, 163, 257 

 Parietal area, 199 



,, cell lamination in, 201 



distribution of, 203 



Parietal area, fibre arrangement in, 199 

 function of, 205 



homologue of, 286, 290 



,, in ape, 204 



in canis, 270 



,, in felis, 265 



,, in sus, 275 



Parietal lobe, as a centre for sensation, 99, 104, 105, 106 

 ,, degenerations after destruction of, 80, 108 



lesions of, 105, 106 



Passow on medullated nerve fibres of cortex, 8 



,, on structure of postcentral gyrus, 71 

 Pedunculus corporis callosi, 183 



olfactorius, 175, 192, 282 



Plexiform layer, general account of, 15 



,, ,, in audito-psycbic area, 155 



,, ,, in audito-sensory area, 153 



,, in fissura hippocampi, 181 



,, ,, in frontal and prefrontal areas, 234 



in insula Reilii, 253 



,, in intermediate precentral area, 212 



,, ,, in limbic area, 186 



,, in lobus pyriformis, 178 



,, ,, in parietal area, 201 



in postcentral area, 71 



,, in precentral area, 29 



,, ,, in tabes dorsalis, 87, 92 



,, in visuo-psychic area, 128 



,, ,, in visuo-sensory area, 115 



Plexus externus, see zonal layer 

 Pole of insula, 251 

 Postcentral or sensory area, 67 



development of fibres, 62, 64, 83, 84, 108 



distribution of, 75, 108 



functions of, 78, 105-109 



homologue of, 265, 283 



in anthropoid ape, 67, 75, 79, 108 



in cases of amputation, 96, 108 



in cases of capsular lesion, 94, 108, 109 



in canis, 270 



in felis, 264 



in sus, 274 



in tabes dorsalis, 85, 108, 109 



lesions of, 79, 81-83, 97, 98, 101, 102 



local variations in structure, 71 



structure of cortex, 67, 107 



structure of cortex compared with that of precentral 

 area, 67, 70-72, 107, 108 



structure of cortex compared with that of other 



regions, 76, 77, 114 



Postcrucial area, fee postcentral area in felis 

 Precentral or motor area, 20 



arrangement of nerve fibres, 24, 63, 262 



arterial supply of, 60-62 



cell lamination of, 29, 63, 262 



development of fibres, 62, 64, 84 



distribution of, 27, 63, 67 



functions of different cell layers, 105 



homologue of, 276 



in amyotrophic lateral sclerosis, 42, 63 



in anthropoid ape, 27, 29, 36, 49, 59-61, 63 



in canis, 269 



