502 



INDEX. 



Residual air, 399 



Reserve air, 400 



Saponifioation, 62 



Sacro-lumbalis, action of, in res- 

 piration, 389 



Scalene muscles, action of, in res- 

 piration, 372 



Serratus posticus superior, action 

 of, in respiration, 378 



Serratus magnus, action of, in res- 

 piration, 380 



Serum, characters of, 146 



Sleep, cerebral circulation in,. ... 334 



Snoring, 393 



Sneezing, 395 



Sobbing, 396 



Soaps, 62-66 



Sphygmograph of Marey, 255 



ofVierordt, 256 



Sterno-mastoideus, action of, in res- 

 piration, 379 



Sulphates of soda, potassa, and 



lime, 46 



Sulphuretted hydrogen, exhalation 



of, by the lungs, 450 



Sugar, 49 



varieties of,: 50 



union of, with chloride of 



sodium, 50 



composition and properties 



of, 50 



fermentation of, 51 



lactic-acid fermentation of, .. 51 



influence of solution of on 



polarized light, 52 



tests for, Moore's or the 



potash test, Trommer's test,. ... 52 



Barreswill's test, 55 



Maumene's test, fermenta- 

 tion test, Bottger's test, 56 



formation of torulse, 58 



origin and functions of, .... 58 



formation of, in the foetus, 



and influence on cell-develop- 

 ment, 59 



destruction of, in the lungs, . 59 



Suffocation, sense of, 484 



Tidal air, 401 



Torulao cerevisife, 58 



Transfusion of blood, 97-99 



Transversalis, action of, in res- 

 piration, 388 



Trapezius, action of, in respiration, 379 



Trachea, anatomy of, 360 



Triangularis sterni, action of, in res- 

 piration, 387 



Urrosacine,. 



93 



Valves of the veins, ^discovery of, . 172 



Valves of the heart (see Heart),.. . 181 



Vasa vasorum, 245 



Veins, anatomy of, 301 



capacity of, 302 



strength of, 306 



valves of, 308 



function of valves of, 325 



course of blood in, 311 



pressure of blood in, 814 



rapidity and causes of circu- 

 lation in, 315 



influence of muscular con- 

 traction on current of blood in, 317 



influence of aspiration from 



the thorax, 319 



influence of gravitation, 324-330 



entrance of air into, 323 



conditions which impede cir- 

 culation in, 328 



influence of expiration on 



current of blood in, 328 



Venous pulse, 313 



Venous pulse, regurgitant, 329 



Vital properties of organized struc- 

 tures, 18 



Vital capacity of the lungs, 403 



Water, as a proximate principle, . 30 

 condition of, in the organ- 

 ism, 30 



quantity of, in different parts, 



(table),...* 33 



entire quantity in the body, . 48 



origin, discharge, and func- 

 tion of, 34 



Watery vapor, exhalation of, in 



respiration, 446 



Yawning, 396 



