20K 



I! tNDBOOK OF I-IIYSIol.OGY 



M I Rt H'HYSIOLOGY III 



molluscs, 248 

 requirements, 179 



synaptic ape ificity, 181 



urine content, 234 



vasomotor nerves and, 1 1 33, I 136, 1 138 

 Tumor 



see also Parkinsonism 



cerebral-cerebellar interrelations and, 

 816 



description, 907, 1266 



extrapyramidal motor system and, 1298 



pyramidal tract and, 1298 



reticular formation and, 1298 

 Triad response 



definition, 662 

 Trigeminal nerve 



respiratory protective reflexes, 1125 

 Trimethadione 



central nervous system metabolism in 

 vitro, 1839 

 Trophotropie field 



location, 1557 

 Tuber cinereum 



neurosection in, 1056 

 Tympanal organs 



in invertebrates, 382 

 Tympanic membrane 



function, 568 

 Tympanic' reflex 



characterization, 568 



Ultraviolet 1 in I it 



aphakic eye and, 666 



ergotrophic and trophotropie system 

 and, 1557 



eye sensitivity to, 641 

 Unconditioned stimulus 



brain shock as, 1485 

 Uncus 



stimulation of, 1391 

 Unicellular organisms 



photosensitivity in, 623 

 Unspecific thalamic projection system 



see also Thalamus 



■ audate nu< leus an<i, 1313 



desa iption, 1 561 



diagram, 1314 



function, 1319, 1567 



interaction with reticular formation 



and llltlt (•! lex, 1 ",6li 



interrelation with specific, 1315 1317, 



1568 

 nuclei ventral anterior and, 1564 

 inn leus retii ulai is and, 1 313 

 mi . 1 1 1 1 1 1 ■ ■ response, 1 |o8 1310 

 1 1 lation in midbi ain reticulai foi ma- 



' >■',<: 1 ■("! 



stimulation, cortical response, 1308 

 thalamic distribution of, 1310 [315 



1 1 1 a 

 concentration 1ni1.n1.un.1l and intra- 

 111 11I. 11 fluids, 1770, 



Uremic coma 



central nervous system metabolism 

 in, 1853, 1858 

 Urinary bladder: set Bladder 

 US: r« Unconditioned stimulus 

 Uterus 



amygdaloid stimulation and, '405 

 Utricle 



anatomy of, 550 



function, 557 



Vagus 



cardiac efferents in, 1 1 38 



cortical representation, 1 355, 1 360 



pre- and postganglionic elements, 982 



reHex center in medulla, 1 122 



respiratory regulation, 1 1 18, I 120, 1 123 

 Valine deprivation 



neural changes and, 1894 

 Vasoconstrictor nerves 



central representation of, 1 138-1 151 

 Vasomotor mechanisms 



see also Cardiovascular control 



cerebral blood flow, 1 747 



constrictor response, stimulus rate 

 and, 1 134 



constrictor tone in various vascular 

 beds, 1 1 35 



neurons, location, i 147 



reflex arcs in spinal animal, 954 



responses to cortical motor stimulation, 

 806 



reticular formation and, 1299 



vasodilator center, critique of, 1 1 55 

 Venous system 



nervous control of, 1 1 58 



pulse, impulse frequency of afferent 

 fibers and, 1 144 

 Ventral spinocerebellar tract 



sensory input and, 1252 

 Ventromedial nucleus: see Hypothalamus 

 Vermis 



neurosecretory activity, 1059 

 Vertebrates 



neurosecretion in, 1040-1057 

 Vestibular mechanism, 549 562 



see also Equilibrium; Labyrinthcctomy 



action on ocular muscles, 559 



adaptation, 555 



anatoim of labvrinth, 550 



1 ,ili 11 it sliiniil.iln 111, 1 V 1 



central projection, 1462 



connections with brain, 558 



(in in al projection, 559 



desti in nun ni, 561 . 562, 1 104 



disi 1 1. 1 1 '■' .iiit 1 stimulation, 555 



eye movements and, 1097 



galvanic stimulation, 556 



input, motor integration and, 82 \ 



mode of ai don of, , 



inusi It- contraction and, 561 



nystagmus and, 558 



postural reflexes and, 560 



receptor cells, 552 



reflex, eye movements and, 1095-1097 



reflexes from, 558-561 



reticular formation and, 561 



sound stimulation of, 557 



space discrimination and, 1462 



vision, 1 105 

 Vestibular nerve 



electrical stimulation of, 559 



origin, 552 

 Vestibular nuclei 



connections, 558 



liber paths from, 558 



projections from cerebellum, 1257 

 Vestibular nystagmus: see Nystagmus 

 Vestibulospinal tract 



anatomy of, 560 

 Vibration sense 



human, 374 



insect, 374 



invertebrates, 380 

 Vibrational stimulation 



of utricle, 557 

 Visceral brain 



see also Cingulate cortex. Limbic 

 system; Papez circuit 

 Rhinencephalic areas 



critique of term, 1368 

 Visceromotor responses 



cortical stimulation and, 1 [55 

 Viscerosomatic reflexes 



evoked by splanchnic nerve stimula- 

 tion. 955 



in decerebrate animal, 955 



in spinal animals, 954 

 Vision, 617-759 



nr «/wi Hiightness vision; ( limes, l'.yc. 

 Image formation; Perception; Ret- 

 ina; Retinal image; Rods 



alternation of response theory, 734 



apparent movement, 737 



binocular rivalry, 737 



brightness contrast and, 737 



central mechanisms, 713-739 

 modes of study, 7 1 4 



color vision, 73!! 



contribution to, motor integration, 823 



cortical facilitation, 733 



cortical on-off responses, 730 



definition of, 713, 714 



flicker, 720. 732 



fovea! 



macula lute.i and. tiiiii 

 geniculate facilitation, 733 

 implicit time .mil stimulus area, 728 



Km te's 'laws,' 164O 

 intuits til slutlv. 7 1 ( 



modulators 

 .is absorption curves, 708 

 in cones and rods, 708 



Volume I: f So Volutin II | ■hi" Volume III: f>a«e< 1441-1966 



