INDEX 



8iS 



Saliva, chemical composition of, 354 

 function of, 355 

 properties of, 355 

 ptyalin in, 355 

 quantity of, 354 

 secretion of, center for, 349 

 nerve mechanism of, 349 

 rate of, 354 

 Salivary digestion in stomach, 358 



influence of acids and alkalies on, 



401 



of temperature on, 401 

 glands, 348 



changes in during secretion, 352, 



400 



nerves of, 399 

 structure of, 348 

 secretion, 352 

 reflex, 399 



Salting out proteins 109 

 Salts, absorption of, by intestines, 419 

 as foods, 344 

 bile, 386, 408 

 in the body, 103 



tests for, 115 

 Sanson's images, 730 

 Saponification, 114, 382 

 Sarcode. 2 

 Sarcolemma, 61 

 Sarcoplasm, 62 

 Sarcostyles, 61 



Sarcous elements of Bowman, 61 

 Schaefer's method of resuscitation, 322 

 Schemer's experiment, 760 

 Schwann, sheath of, 66 

 Scurvy and vitamine, C, 481 

 Sebaceous glands, 444 

 Secretin, 390 



influence on pancreatic secretion, 



390, 406 

 Secreting glands, 335 



production of heat by, 503 

 types of, 336 

 Secretion, 390 



circumstances influencing, 339 

 discharge of, 339 

 external, 335 

 internal, 335, 482 

 organs and tissues of, 336 

 process of, 338 

 psychic, 403 

 Segmentation, 787 



Semicircular canals, 703, 714 

 Semilunar valves, 183 



action of, 183 

 Seminal fluid, 771 



vesicles, 772 

 Sensations, binaural, 712 



common, 679 



objective, 680 



of color, 746 



special, 680 



subjective, 680 

 Sense, hearing, 699, 706 



muscular, 687 



of equilibrium, 713 



of pain, 686 



of sight, 715 



of smell, 694, 757 



of taste, 659, 689, 757 



of temperature, 685, 756 



of touch, 68 1 



organs, directions for experiment 

 on, 756 



perceptions, 68 1 

 Senses, the, 679 



internal, 679 



special, 680 

 Sensorium, 680 

 Sensory areas of brain, 644 



illusions, 680 



impulses, 60 1 

 Serine, 81 



Serous membranes, 336 

 Serum, 118, 135 



agglutinative substances, 150 



blood, 1 1 8, 135 



chemistry of, 163 



composition of, 136 



globulicidal action of, 149 



hemolytic action of, 149 



muscle, 510 



precipitins of, 151 

 Seventh cranial nerve, 657 

 Sex, germ cells and determination of, 786 

 Sex-linked inheritance, 786 

 Sharpey's fibers, 46 

 Sight, 715 

 Silicon, 104 



Sino-auricular node, 204 

 Sinus arrhythmia, 213 

 Sixth cranial nerve, 656 

 Size, estimation of, 689, 755 

 Skin, absorption from, "420 



