INDEX 



1591 



Sweat, how secreted, 695, 699 



composition of, 696 

 Sweat-fibres of different animals, course 



of, 701 

 Sweat-glands, their structure, 690 



,, ,, action of pilocarpin on, 701 

 Sweat-nerves, 701 

 Sweating in lower animals, 700 



nervous mechanism of, 699 



a reflex act, 701 

 Sylvius, aqueduct of, 930 

 Sympathetic system, plain muscular 

 fibres supplied by, 

 160 

 ,, its connection with 



spinal nerves, 171 

 ganglia of the, 176 



Syntonin, 97 

 Systole, auricular and ventricular, 228, 



229, 251 



ventricular, a simple contrac- 

 tion, 237 



,, and diastole, comparative dura- 

 tion of, 249, 251 



, , amount of blood driven by each , 

 201, 253 



Tactile sensations, 1412 



,, ,, localization of, 1414 



Tambour, Marey's, 241 

 Tarsus of the eyelids, 1310 

 Taste-buds, their distribution, 1393 



,, their nervous connections, 1395 

 Taurocholic acid, 423 

 Tears, secretion of, 1312 

 Tectorial membrane, 1359, 1372 

 Teeth, order of their appearance, 1546 

 Tegmental system, fibres of, 991-994 

 Tegmentum, grey matter of, 981 



,, connections of the, 992 



nature of its functions, 



1112 



Temperature of living bodies, 2 

 as affecting clotting, 20 



irritability, 143, 145 

 ,, ,, plain muscle, 161 



,, ciliary action, 165 



,, ,, vaso-motor fibres, 315, 



332 

 ,, ,, action of gastric juice, 



372 



,, ,, action of rennet, 374 

 ,, point of saturation of 



gas, 550 

 ,, absorption of oxygen by 



liquids, 572 

 ,, ,, the cutaneous vessels, 



699 



perspiration, 694, 700 

 ,, ,, storage of glycogen, 718 

 sense of taste, 1399 

 ,, of expired air, 550 

 regulation of, by evaporation 

 from the skin, 699 



Temperature, regulation of, by variations 



in loss of heat, 810, 812 



,, ,, by the nervous system, 



814, 815 



,, of cold-blooded animals, 809 

 of warm-blooded animals, 810 

 ,, normal, range of, 817 

 ,, high, phenomena of death from, 



818 



low, effects of, 819 

 its relation to amount of food 



needed, 843 



,, of body, maintenance of, 814 

 sensations of, 1416, 1430 

 ,, terminal organs for sensations 



of, 1429 

 ,, sense of, in parts other than 



external skin, 1418 



Tendon reflexes, "knee-jerk," 913, 926 

 Tenonian cavity and Tenon's capsule, 



1305 

 Terminal organs, special sensations due 



to, 1426 



,, ,, for sense of touch, 1426 



for sense of pressure, 1428 



,, ,, for sense of heat different 



from those for sense of 

 cold, 1429 

 ,, ,, cutaneous, their nature, 



1431 

 Testis, origin of, 1502 



,, general structure of, 1503 

 ,, lymphatics of, 1507 

 Tetanic contraction, its nature, 58 

 Tetanus, phenomena of, 78, 81, 139 

 ,, carbonic acid evolved during, 



103 

 ,, exhaustion of irritability from, 



149 



Thalamus, optic, 971 

 Thermopile, various forms of, 105 

 Thermotaxis, centre for, 815, 816 

 Thirst, sensation of, 1423 

 Thoracic duct, characters of lymph from 



the, 497 

 Thorax, effect on blood-flow of pressure 



in the, 615, 618 



Thrombi, white, their nature, 48 

 Thyimis body, structure of the, 767 



nature and functions, 768 

 ,, its size in infancy, 1545 

 Thyroid body, 761-765 



structure of, 761 

 ,, functions of, 763 

 diseases connected with, 764 

 ,, in infancy, 1545 

 Thyroid-arytenoid muscles, 1456, 1465 

 Thyroid cartilage, 1446 

 Time taken by cerebral processes, 11 

 Tissues not indispensable for life, 3 

 ,, classification of, 6 

 built up by the blood, 13 

 similarity of histological elements 

 of, 41 



