INDEX 



461 



SACCHAROMYCKS cerevisae, 2 

 Saccule, 142 

 Saliva, 344 



functions of, 344 



influence of chorda tympani in 



secretion of, 346 

 physiology of, 345 

 reflex stimulation of secretion, 



346 

 stimulation of sympathetic effect 



on, 346 

 Salivary glands, 338 



glands, nerve supply, 345 

 Salts of the bile acids, 367, 371 



fate of, 373 

 Sansou's images, 125 

 Sarcolactic acid, 40, 65 

 Sarcolemma, 37, 38 

 Sarcous substance, 38 

 Scala media, 142 

 Schafer's investigations of brain 



functions, 196 



Schwann, white sheath of, 75 

 Sciatic nerve, 281 

 Sclerotic, 119 

 Sclero-proteins, 12, 329 

 Sebaceous glands, 430 

 Secretin, 365 



Secretion, internal, 404 et seq. 

 Sectional area of circulatory system, 



226 



Semen, 433 



Semicircular canals, 142 et seq. 

 canals, physiology of, 147 

 Semilunar valves, 232 



valves, action of, 243 

 Seminiferous tubules, 433 

 Sensation, 105 

 colour, 131 



physiology of colour, 131 

 production of colour, 132 

 of hunger, 106 

 of pain, 106 

 of smell, 115 

 of taste, 113 

 of thirst, 105 

 visual, 138 

 Sense (The Senses), 104 et seq. 



of acceleration and retardation of 



motion, 147 



joint and muscle, 107 et seq., 147 

 special, 108 et seq. 

 of smell, 115 

 tactile, 108 

 of taste, 113 

 temperature, 110 

 visual, 116 et seq. 

 Sensibility, common, 105 

 Septo-marginal tract, 167 

 Serum, 203 et seq. 



Serum albumin, 204, 206 



globulin, 204, 206 



Seventh cranial nerve, 172 (see Facial) 

 Sexual organs, development of, 432 



organs, removal of, 432 

 Side chain theory (sec Elirlich) 

 Sighing, 302 

 Sinus of Valsalva, 233 

 Sixth nerve (see Abducens) 

 Skatol, 371, 372, 375, 418 

 Skatoxyl- sulphate of potassium, 418 

 Skin, excretion by, 428 

 Sleep, 190 



respiratory changes during, 321 

 Small intestine, 340 

 Smell, 115 



centre for, 196 

 mechanism of, 116 

 physiology of, 116 

 Snake toxin, 411 

 Sneezing, 302 

 Somatopleur, 150, 436 

 Sound perception, 145 

 Sounds of the heart (see Heart) 

 Space, Haversian, 34 

 Specific nerve energy, 118 

 Spectrum analysis, 211 

 Spermatoblasts, 433 

 Spermatogen, 433 

 Spermatozoa, 433 



development of, 433 

 Sphincter ani, 341, 376 

 pupillse, 120 

 trigonalis, 427 

 Sphygmograph, 265 



tracings, 265 

 Sphygmometer, 274 

 Spinal accessory nerve, 171 

 cord, 157 et seq. 

 cord, conducting paths in, 161 

 cord, dorsal columns of, 1 63 

 cord, grey matter of, 158 

 cord, reflex function of, 158 

 cord, section of one side of, 161 

 " Spinal dog," 92 

 Spinal nerves, 149 



nerves, roots of, 150 

 Splanchnic area, 290 



influence on respiration, 309 

 Splanchnopleur, 150, 436 

 Spleen, 220 

 Spot, blind, 128 

 Staircase contraction, 250 

 Stannius' experiment, 252 

 Stapedius muscle, 140 

 Stapes, 140 

 Starches, 330 

 Stearic acid, 29 

 Stearin, 29, 333 

 Stenosis, 248 



