Index 



Eetina, cerebral projection (scheme), 

 168, 174. 



Retina, cerebral projection (three- 

 fold), 20O, 204. 



Retina (geniculate projection), 15, 

 167, 174, 193, 202, 203. 



Retina (geometric, mathematical pro- 

 jection), 205, 207. 



Retina (point-to-point projection), 

 178, 182, 190, 217. 



Retina, (projection upon visual radia- 

 tion), 158, 167, 168, 174, 201, 

 202, 203. 



Retinal quadrants (projection), 172, 

 174. 



Retrocalcarina, 181. 



Retrograde degeneration. See De- 

 generation. 



Rutherford's theory of hearing, 93, 

 94. 



Schaltzellen. See Neurons. 



Scotoma, 15, 136, 177, 179, 185, 188, 

 201. 



Scotoma (homonymous extramacular), 

 185. 



Scotoma (homonymous macular, cen- 

 tral), 185. 



Scotoma (periplieral extramacular, 

 multiple), 186. 



Scotoma (semicircular), 188. 



Segmentation of auditory cortex. See 

 Cortex. 



Segmentation of auditory radiation. 

 See Radiation. 



Segmentation of somato-sensorj' cor- 

 tex. See Cortex. 



Segmentation of somato-sensory radia- 

 tion. See Radiation. 



Segmentation of thalamus. See Thal- 

 amus. 



Segmentation of visual cortex. See 

 Cortex. 



Segmentation of visual radiation. See 

 Radiation. 



Sensations (elementary auditory), 96. 



Sensibility (exteroceptive), 67, 68. 



Sensibility (localization in cortical 



areas and layers), 67, 68. 

 Sensibility (primitive or elementary 

 qualities), 68. 



Sensibility (proprioceptive), 67, 88. 



Sensibility (unconscious reflex s.), 67, 

 68. 



Sensomotorium, 66. 



Sensory-motor region of cerebral cor- 

 tex, 5, 64, 66. 



Similarity of octaves (in audition), 

 97, 99. 



Somatic sensory cortex. See Cortex. 



Somato-sensory radiation. See Radia- 

 tion. 



Somato-sensory system, 5, 21, 70. 



Somato-sensory system (function). 

 See Function. 



Somato-sensory system (pathology), 

 66, 74. 



Space, visual (perception), 191. 



Sparing of macular or central vision. 

 See Macular vision. 



Sparing of sensation, 74. 



Spatial organization of afferent path- 

 ways. See Afferent paths. 



Stimuli, external, and afferent sys- 

 tems, 219, 220. 



Stimuli (spatial properties), 221, 222, 

 224, 225. 



Stimuli (v-isual), 191. 



Stratum extremum, 110, 123. 



Stratum sagittale externum (later ale), 

 157, 163, 199. 



Stratum sagittale internum, 157, 163, 

 199. 



Striate area. See Ctortex. 



Sulcus calcarinus externus, s. occipi- 

 talis superior, 127, 178, 204, 212. 



Sulcus centralis, 45, 48, 55, 56, 61, 

 63, 75, 212, 263, 264, 265, 266, 

 267. 



Sulcus cinguli, 212. 



Superior colliculus. See C'ollieulus. 



Surrounding world. See Environment. 



SyMan area (posterior), 87, 90, 103, 

 212. 



Sylvian fissure (fossa), 212. 

 Tapetum, 157, 163, 164, 199. 



Terminations of association fibers in 



precentral cortex. See Fibers. 

 Tenninations of auditory fibers in 

 cortex. See Fibers. 



Terminations of somato-sensoiy fibers 

 in cortex. See Fibers. 



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