382 



BRAINS OF RATS AND MEN 



Psychology, 14, 352 

 Purpose, 20, 327, 351, 357 

 Putamen, 102, 114 

 Pyramidal tract, 78, 116, 120, 156, 

 223 



Radiations, thalamic, 82, 123, 137, 

 152 



Rat, cortex of, 157, 167 



Reaction; see Reflex 



Reaction, delayed, 60, 241, 258 



Re-education, 230 



Reflex, 13, 27, 38, 80, 258, 331; 

 auditory, 54; birds, 95; condi- 

 tioned, 53, 65, 142, 195, 261; 

 gustatory, 54, 76, 130: mass, 41, 

 116; olfactory, 72, 76, 130; pos- 

 tural, 121; salivatory, 54; thala- 

 mic, 147; visceral, 76, 94, 115, 

 130 



Reinforcement, 28,31, 57, 115,203, 

 262,318,334 



Reptiles, brain of, 75, 81, 100, 114 



Reserves: cerebellar, 312, 333; cor- 

 tical, 10, 202, 266, 273, 334, 360; 

 thalamic, 202; vital, 312, 23:i 



Resistance, to conduction, 59, 64 



Response, conditioned; see Reflex, 

 conditioned 



Retention, 195, 198, 244 



Ridge: amygdaloid, 106; dorsal 

 ventricular, 104 



Salamander, 43 



Sauropsida; cortex of, 69, 75; thal- 

 amus of, 137 

 Self, 294, 360 

 Self-consciousness, 300, 36c 



Self-control. 358 



Self-culture, 20, 358, 363 



Septum: frog, 74; mammals, 151; 

 reptiles, 76 



Social behavior, 21, 325, 358, 360 



Sphenodon, brain of, 107 



Spontaneity, 211, 238, 314, 318 



Squalus acanthias. 71, 109 



Sturgeon, 129 



Subconscious, 268 



Substance, chromophilic, 320 



Subthalamus, 137 



Summation, 67, 197, 334 



Symbolism, 19, 21, 245, 255, 290, 

 327> 335> 350 



Synapse, 61, 64, 66, 126, 265 



Syncytium, 66 



Syndrome: striatal, 116, 120; tha- 

 lamic, I45 



Teleology, 23^ 327, 331 



Thalamus, 49, 51, 53, 62, 82, 94, 

 124, 128, 151 



Toadfish, 314 



Tone, muscular, 29, 116 



Tonic action: of cerebellum, 29, 

 312; of cortex, 31, 213, 223, 

 261; of striatum, 116, 121, 261 



Transfer of habits, 64, 198 



Trigger action, 221, 312, 316, 323 



Tubercle, olfactory, 151 



Unconscious cerebration, 280 



Vascularity, of brain, 320 

 Volition, 232, 315, 322, 36c 



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