INDEX 



395 



Tract, spinothalamic, 145, 163, 219, 307 

 lateral, 102 

 ventral, 101, 305 



strionigral, 164, 263 



sulcomarginal, 108 



tectobulbar, 161, 167 



tectocerebellar, 206 



tectospinal, 111, 145, 161, 167 



tegmentospinal. See Tract, reticulospinal. 



temporopontine, 164, 261 



thalamocortical, 263 



thalamo-olivary, 145, 219 



thalamospinal, 219 



transverse peduncular, 369 



trigeminothalamic, 183, 185 



ventral spinocerebellar, 100, 144, 145, 157, 206 



vestibulocerebellar, 190, 206 



vestibulospinal, 111, 190, 329 



of Vicq d'Azyr. See Tract, mamillothalamic. 

 Trapezium. See Trapezoid body. 

 Trapezoid body, 121, 150, 186 

 Triangle of Gombault and Philippe, 107 

 Trigone (or trigonum) acustici. See Area 

 acustica. 



collateral, 248 



habenulae, 220 



hypoglossi, 127 



interpedunculare. See Fossa interpeduncula- 

 ris. 



olfactory, 266 



vagi. See Ala cinerea. 

 Trophic unity of neuron, 51 

 Truncus corporis callosi, 244 

 Trunk, sympathetic, 335, 346, 347, 348 

 Tuber vermis, 198, 201 



Tubercle (or tuberculum) acusticum. See Nu- 

 cleus, dorsal cochlear. 



anterior, of thalamus, 213 



cinereum, 122, 280 



cuneate, 121, 137 



olfactorium, 268, 282 



of Rolando. See Tuberculum cinereum. 

 Tufted cells, 276 

 Tiirck's bundle. See Tract, ventral cortico- 



spinal. 



UNCUS, 240, 269, 277 

 Utricle, 193 

 Uvula vermis, 198 



VALLECULA of cerebellum, 197 



Valve of Vieussens. See Velum, anterior med- 

 ullary. 



Velum, anterior medullary, 125, 128, 155 

 anticum. See Velum, anterior medullary, 

 interpositum. See Tela chorioidea of third 



ventricle, 

 medullare, anterius, 125 



inferius. See Velum medullare, poste- 



rius. 



posterius, 202 



superius. See Velum, anterior medullary, 

 transversum, 29, 31 



Vena terminalis, 214 



Ventricle (or ventricles) of the brain, 25, 26, 27, 



117 



development, 26, 33, 34 

 in the dogfish, 27, 28, 30, 31 

 fourth, 26, 118, 125, 126, 127, 128 

 lateral, 26, 118, 246 

 third, 26, 118, 223 



Ventriculus lateralis, 26, 246 

 terminalis, 81 

 tertius. See Ventricle, third. 



Vermis, inferior, 197, 198 

 superior, 197 



Vesicles, cerebral, primary, 24, 25 

 optic, 225 



Vestibular apparatus, 188, 189, 190 



Vicq d'Azyr, bundle of. See Tract, mamillo- 

 thalamic. 



Vieussens, valve of. See Velum, anterior med- 

 ullary. 



Visceral innervation, 335 



Visual apparatus, 225 

 receptive center, 292 



Visuo-psychic area, 293, 294 



Vomiting, mechanism of, 331 



WALLERIAN degeneration, 105, 106, 107 

 Weight of brain, 301 



Worms, nervous system of, 19, 20, 21, 22 

 Wrisberg, nerve of. See Nervus intermedius. 



ZONE, cortical. See Center, cortical, 

 ependymal, 37 

 mantle, 37, 42, 196 

 marginal, 37, 42, 196 



