! 



INDEX OF SUBJECTS. 



'3*5 



PAGE 



Retina, influence of muscarin on, . 1045 



,, pilocarpine on, . 1045 



intrinsic light of, 1063, 1096, 1121, 



1123 

 macula lutea of, 1031, 1054, 1086, 

 1095, 1101, 1104 

 , , , , relation to visual 



area, 757, 758, 761, 

 780 

 movements of cones of, 1049,1050 

 ,, pigment - epithel- 



ium of, 1048, 1050 

 nerves of common sensation of, 967 

 in nocturnal animals, 1101, 1104, 1105 

 paracentral region of, 1086, 1087, 1092 

 photo-sesthetic elements of, . 1121 

 physiological incongruence of, . 1125 

 ,, processes of, . 1045 



pigment of, 1086, 1087, 1093, 1095, 

 1104, 1105, 1118 

 ,, epithelium of, 1045, 1046, 



1099, 1100, 

 1112 

 ,, ,, action of 



colour 

 on, 

 „ ,, light on, 



Rontgen 



1048 

 1048 



1049 



rays on, 

 ,, ,, movements 



of, 1048, 1050 



,, spectrum of, . . 1086 



reciprocal action of parts of, 1060, 1062, 



1064, 1066 

 relation of, to invisible rays of 



spectrum, . . . .1054 



rhodophyllin of. . . . 1045 



rhodopsin of, . . . . 1045 



rods of, 1099, 1100, 1101, 1103, 1104, 



1105, 1121, 1122 



,, effect of light on. 1045, 1047, 



1048 

 ,, nuclei of, . . . 1050 

 sensitive layer of, . . 1099 



,, ,, depth of, for 



colours, . 1100 

 sensitivity of, 1053, 1054, 1055, 1056, 

 1081, 1138, 1146 

 specific nerve-fibres of, . . 1106 

 stimulation of, 1052, 1053, 1055, 

 1056. See also 

 Sensation, visual, 

 Eye. 

 ,, after-image effects, 

 1057. See also 

 Sensation, visual. 

 ,, intermittent, 1068, 1069, 

 1072, 1074, 

 1076 

 ,, minimal duration of, 1067 

 ,, by mixed colours, . 1081 

 ,, multiple subliminal, 1056, 



1066 

 ,, polar, . . 517, 518 

 ,, punctate, . .1112 



,, summated, . 1055, 1067 

 vasomotor sympathetic fibres to, 618 

 visual differences of different 

 parts of, 1033. See also 

 Sensation, visual. 



PAGE 



Retina, visual purple of, 1045 



,, ,, ,, bleaching of, 1045, 



1046, 1047, 1101 

 ., ,, ., function of, 1101, 



1112, 1120 

 ,, ,, ,, influence of 



colour on, . 1046 

 ,, ,, ,, ,, Rontgen rays 



on, . 1047 



,, ,. ,, regeneration of, 1045, 



1046, 1047, 1101 

 ,, ,, ,, relation of retinal 



currents to, 1051 

 ,, ,, ,, ,, to fovea, . 1103 



,, „ ,, spectrum of. 1046, 



1047 



,, substances of, 1106, 1111, 1113, 



1117, 1118, 1120, 



1121 



,, ,, yellow of, . . 1045 



,, ,, ,, influence of 



colour on, . 1047 

 ,, ,, spectrum of, . 1046, 



1047 

 ,, zone of normal colour - vision 



of, . . . . 1550 

 ,. ,, red-green blindness of, 1088, 



1092, 1118 

 ,, total colour-blindness 



of, . . . 1085, 1118 



Retinal rivalry, 1138 



Retinitis, . . . 1095, 1139, 1140 



Rheonome, ...... 471 



Rheoscope, physiological, . . . 436 

 Rheotome, . . 414, 415, 426, 427, 460 

 Rhinencephalon, ..... 765 



Rhodophyllin, ..... 1045 



Rhodopsin, ...... 1045 



Ribs, movements of, . 275, 276, 277, 279 

 Rigidity, decerebrate. See Decerebrate 



rigidity. 

 Rigor mortis. See Muscle. 

 Ritter's tetanus, .... 437, 510 



Ritter-Valli law, 477 



Rods, retinal. See Retina. 



Rolandic area. See Cerebral cortex, 



motor area. 

 Romberg's symptom, . . . .910 

 Root cells, . ' . . . . 592, 784 

 afferent, 592, 784, 787, 788, 790, 



791, 792 

 ,, ,, for alimentary tract, 884 



bulbar, . . .884 

 ,, ,, for brachial and cer- 



vical nerves, . . 886 

 „ heart, . . . 884 



,, ., conduction by, . 791 



,, ,, effect of limb amputa- 



tion on, . . . 878 

 ,, .. for internal ear, . 884 



,, ., ,, segmental nerves 



below brachial, . 886 

 „ skin, . 884,885,886 

 efferent, 592. 784, 793, 796, 797 

 ,, arrangement of, in 



cord, 7'.':'., 794, 795, 797 

 ,, ., for alimentary tract, 866 



of bulb, . . . 8S6 

 ,, ,, dorsolateral sub-group 



of, . . . . 793 



