SUBJECT INDEX, VOLUMES I— III 



201 I 



specific and unspecific projection 

 systems, 1 3 1 5— 1317, 1 568 



stria terminalis, connections with 

 hypothalamus, 964 



tactile area 

 patterns, 401 



thermoreceptivc neurons in, 435 



unspecific cortical relations, 1 307-1 31 9 

 Thermal energy 



receptor excitation by, 1 24 

 Thermal fibers, 444-455 



see also Cold fibers 



association with pain fibers, 484 



discharge, 446-453 



latency to cooling, 452 



paradoxical discharge, 452 



temperature and, 447, 448 



temperature change and, 449, 450 

 Thermal receptors, 431-457 



see also Thermodctectors 



acetylcholine and, 455 



adaptation, 456 



afferent nerve paths of, 435 



carbon dioxide, 455 



cold-blooded animals, 445 



depth in skin, 432 



excitation mechanism, 456 



identification, 434 



intracutaneous temperature gradient, 



453 



invertebrates, 379, 380 



ischemia, 442, 443, 453 



location of, 431 -435, 1 1 73 



paradoxical responses, 443 



specificity of fibers, 444 



temperature change and, 449 

 Thermal sensations, 431-457 



central threshold for, 455 



cold 



due to nonthermal agents, 454 

 paradoxical, 452 



Ebbeckc phenomenon, 443 



hot, 444 



temperature change in skin, 438 



topography, 431 



warmth 



paradoxical, 453 



Weber's deception, 454 



Weber's phenomena, 453 



Weber's theory, 437, 443 

 Thermal thresholds 



temperature change and, 440 

 Thermodetec tors 



activation of, 1177 



body water movements, 1 190 



generator potential, 11 77, 11 78 



of anterior hypothalamus, 1 1 74 



projection to reticular formation, 1188 



steady potential field, 1177, 1178 

 Thermoregulatory effectory systems 



for body temperature control, I 1 74 — 

 ] 181 



Thiamine 



deficiency, 1897, 1898 

 in animals, 1897 

 neural functions and, 1897 



function, 1897 

 Thinking 



A factor of Halstead, 1670 



correlation and integration in, 1669 



D factor of Halstead, 1671 



definition, 1669 



focusing and, 1672 



insight, 1 67 1 



M factor of Halstead, 167 1 



methods of study, 1672 



model for stages of, 1670 



nature of, 1669- 1674 



P factor of Halstead, 1671 



rclata and relations of Kliiver, 167 1 



V.T.E. of Tolman, 1671 

 Thirst 



discrimination of, 1 198 



hypothalamus and, 1204 



neurosecretory material and, 1048 



sensation as a guide to drinking, 1 ki; 

 Threshold membrane potential: see 



Membrane potential 

 Threshold receptor potential : set Re- 

 ceptor potential 

 Thyroid 



activity after hypophyscctomy, 1016 

 Thyrotrophic hormone secretion 



control of, 1020, 1 023 



central nervous system effects, 1008 



external environment and, 1008 



hypothalamic lesions and, 1023 



hypothalamic Stimulation and, IO25 



pituitary stalk section, 1020, 1021 



transplantation, 1020 1021 

 Thyroxin 



body temperature control and, 1189 



central nervous system metabolism 

 and, 1859 



effect on thyrotrophs hormone se- 

 cretion, 1021 

 Tickling 



as related to pain, 498, 499 

 Tocopherol 



deficiency, neural function, 1903 

 Tonal pattern discrimination 



auditory cortical ablation and, 597 

 Tone frequency 



response to, by cochlear nerves, 604 

 Tonic labyrinthine reflexes 



action of, 560 



decerebrate rigidity and, 786 



otoliths and, 560 

 Tonic neck reflexes 



see also Labyrinthine reflexes, Postural 

 reflexes; Righting reflexes 



action of, 560 



decerebrate rigidity and, 786 



eye movements and, 1097 



otoliths and, 560 



pyramidotomy and, 839 

 Touch-pressure system, 387-426 



see also Cutaneous sensations; Skin 

 receptors; Tactile system 



adaptation in, 403 



in deep fascia, 415 



medial lemniscal system and, 403 

 Touch receptors 



invertebrate, 380 



sympathetic influence, 742 

 Traction reaction 



description, 790 

 Traction response: see Grasp reflex; 



Instinctive grasp reaction 

 Transcortical reflex 



critique, 1332 

 Transcortical release 



definition, 792 

 Transducer action 



synaptic electrogenesis and, 189 



synaptic membranes and, 154, 156, 

 157, 161 



tactile receptors and, 380 

 Transmission 



see also Conduction, l.phatic trans- 

 mission. Nerve impulse. Svnaptic 

 transmission 



autonomic, 2 1 5-235 



between neurons, 65 



electrical versus chemical, 217 



integrative activity and, 149 



invertebrate, 230 253 



nerve conduction and, 62, 65 



neuromuscular, 199 - , ; 



postsynaptic potential and, 140 



skeletal, 1 110-235 



Transmission, autonomic neuroeffector: 

 see Chemical transmission, li.ms- 

 mitter substances 

 I ransmittance, spectj al 



eye and, 666 

 Transmitter substances 



see also Adrenergic transmitter; Cho- 

 linergic transmitter- 

 action of calcium on, 153 

 action of magnesium on, 153 

 autonomic nervous system and, 979, 



989 

 blood content ol 

 cardiac vagus and, 1 1 38 

 characterization, 1 78 

 crustacean, 243 

 desensitization at synapse, 157 

 excitatory, 71 

 histamine, 141 

 identification, 1 78 

 increased sensitivity to, 993 

 inhibitory, 71 

 insect, 247 

 localized action, 181 

 mode of action, 166, 180, 233 



Volume I: pages 7-7*0 Volume II: pages 781-1440 Volume III: pages 1441-^66 



