132 2 



INDEX OF SUBJECTS. 



11 ) ) 



> 1 ) J 



PAGE 



Sensation, visual, of light in peripheral 



retina, . 1083 

 ,, ,, ,, from stimula- 



tion of optic 

 nerve, . 1097 

 ,, ,, liniinal differences 



for, 614, 1054, 1055, 



1056, 1080, 



1100 



,, ., stimulus for, 1053, 



1067, 1146 



absolute, 614, 



1053, 1056, 1057, 



1067, 1079, 1087, 



1102 



chromatic, 1053, 



1056, 1067, 1079, 



1087, 1102, 1103, 



1116 



local sign in, 1132, 1137, 



1138, 1139, 1148 



macular, . 1086, 1087 



memory image of, . 1074 



metabolic processes in, 1114 



of movement, . . 1146 



persistence of, 1067, 1068, 



1069, 1074, 1076 



photochromatic interval 



of, 1054, 1067, 1068, 



1079, 1086, 1087, 1102, 



1104 



physiological point of, 



1055, 1086 

 polar excitation of, . 517 

 primary, . . . 1113 



psycho-physical sub- 

 stances of, . .1120 

 Purkinje's phenomenon 

 in, 1078. 1080, 1087, 

 1102, 1104, 1111 

 reaction time for, . 611 

 recurrent images of, 1072, 

 1088, 1103, 1104 

 ,, ,, from coloured 

 light, 1073 

 ,, ,, conditions 

 affecting, 



1073 

 ,, ,, relation to 



visual held, 

 1073 

 ,, purple, 

 1102 

 of red, 1107, 1108, 1109, 

 1112, 1113, 1114, 

 1115, 1117, 1121 

 relation to ultra-violet 



spectrum, . 1054, 1055 



retinal image in, 1045, 



1139, 1140 



rivalry in, 1122, 



1124, 1138 



saturation of, 1053, 1054, 



1059, 1079, 



1083, 1084, 



1094, 1115 



,, effects of, 



on contrast, 

 1061 

 ,, liniinal, 1077 



PAGE 



Sensation, visual, space perception in. 

 See Perception. 

 ,, ,, summation of stimuli 



in, . . 1055, 1067 

 ,, ,, Talbot- Plateau law of, 



1068, 1069, 1076 



,, ,, time relations of, . 1068 



of violet, 1107, 1110, 1121 



,, ,, visual angle of, 1055, 1056, 



1100 



Weber's law of, . 1080 



of white, 1107, 1109, 1114, 



1121 



,, yellow, 1110,1013, 1114, 



1115, 1117, 1121 



,, of warmth, 921, 945. See also 



Sensation, thermal, Skin. 

 ,, ,, in alimentary tract, 950 



,, ,, conduction path for, 965, 



980 



,, ,, in different regions, 948, 



949, 950, 955, 960, 961, 



962 



,, ,, estimation of, 948, 949, 



960, 961 

 ,, ,, influence of lesions 



of cord on, . . 946 



,, ,, liniinal distances for, 935 



,, ,, maximal, . 949, 960 



,, ,, reaction time for, . 962 



Sense, genital, ..... 947 



,, spots, 920. See also Skin. 

 Senses, specific energies of, . . . 1253 

 Septo-marginal tract, .... 806 

 Septum lucidum, .... 717, 764 

 Serous membranes, nerves of, . . 686 

 Sexual reflexes, . . . '. 851, 890 



Shaking reflex, 830 



Shark, cerebellum of, .... 900 



,, cerebrum of, . . . 700, 817 

 Shivering, . . . . . .708 



Shock. See Spinal shock. 



Shoulder-joint, .... 237, 238 



See Sensation, visual. 



. 335, 336 

 gyrus, . . . 713, 714, 717, 



764, 765 

 Sinus ganglia. See Ganglia of llemak. 



,, extension, ..... 173 



„ of heart, . . 172, 183, 185, 190 



Sinuses of Valsalva, . . . 12, 14 



,, venous, of cranium . . 143, 145 

 Size, sense of. See Perception. 

 Skeletal muscles, sympathetic nerves to, 639 

 Skin, 920. See also Sensation, cutaneous. 

 ,, adaptation of, . . 925, 957, 960 



,, circulation in, . . . .158 



cold spots of, 921, 935, 945, 946, 955, 

 964, 984, 989, 995 

 distribution of cold and Avarmth 

 spots in, . . . . . 946 



elastic tissue spindles of, . . 924 



end-organs for cold sensation, 946, 947, 



953, 957 



,, ,, warmth sensation, 946, 



947, 948, 953, 957 



Golgi corpuscles of, . . . 924 



localising power of, . 934, 938, 964 



,, ,, central factors in, 



941 



Sight. 



Sigmoid flexure, 



