412 



rndex. 



Saliva, analysis of, 102 



characters and properties of, 1-10 

 during deglutition, 100 

 effect of rumination on, 103 

 effect of fasting on secretion of, 



io:; 



gases of, 102 



-lands producing, l«il 



nervous mechanism concerned in 

 secretion of, 105 



physical properties of, 10-'! 



ptyalin in, 104 



reaction of, 102 



secretion of, 101, 105, 114 



specific gavity of, 102 



in stomach, 120 



unilateral secretion of, 103 



use of, 103 

 .Salivary glands, mucous and serous. 

 101, 107 



changes in cells of, 107 

 Salts, bile, 162 



in body, IS 



in milk, 18 



various in nutrition, 229 

 Schneiderian membrane, 314 

 Sebaceous secretion, 195 

 Sebum, 195 

 Secretion, gastric juice, 122 



of saliva, 105 



changes in albuminous cell-, 108 



changes in mucous cells, 10s 



by cells of stomach, 1 22 



of pancreatic juice, 169 



of bile, 159 



of urine, 209 



of sweat, 193 



of milk, 392 



of semen, 377 

 Segmentation of ovum, 382 

 Self digestion of stomach, 134 

 Semen, chemical composition of, 377 



emission of, 380 

 Semilunar valves, 51 

 Semicircular canals, use of, 318 

 Sensations special, auditory, 316 



olfactory, 312 



of taste, 314 



visual, 294 

 Senses, 294 



touch, 1!H 

 Sensibility, recurrent, 2(17 

 Serous cavities, 181, 185 

 Serum, 26 



albumen, 4, 6, 26 

 Sexual desire, 380 



Shoeing, physiological, 370 

 Sight, 294 



accommodation, 301 



astigmatism, 299 



Sight, cartilago nictitans, 311 



chromatic aberration, 299 



cornea refraction, l'!<7 



corpora nigra of iri-, :;04 



crystalline lens, 302 



emmetropia, 299 



fundus, appearance of, 305 



hypermetropia, 300 



the iris, 303 



katoptric test, 302 



lens, refraction of, 2 '.'7 



movements of eyeball, 



myopia, 299 



muscles of eyeball, 306 



optical axis of the eyi _ 



refraction, 295 



the retina, 304 



retina, corresponding points of, 

 309 



secretion of tears, 312 



spherical aberration. 298 



tapetum lucidium, 304 



vision, binocular, 307 



vision, monocular, 307 



\ isual angle, 298 



visual purple, 306 



yellow spot, 306 

 Silicon in body, 

 Sinuses, facial, use of, 31 1 



lymph, 175 

 Skatol, 13, 151 

 Skin, 191 



absorption by, 185 



area of, 191 



as an organ of touch, 191 



hair of, 192 



nerve endings in, 191 



respiratory function of, 196 

 Sleep, 328, 333, 350 

 Smegma, 195 

 Smell, in choice of food, 96 



seat of, 312 



turbinated bones, use of, 313 

 Sodium in body. 19 



glycocholate and taurocholate, 1 62 



in urine, "206 

 Solar plexus, 2!>1 

 Sound, 316 

 Spermatozoa, :i77 



action of, on the ovum, 382 

 Spermatic fluid, 377, 878, 379, 380 

 Sphygmograpb, 66 

 spinal cord, 260 



arrangement of, 268 



centres in, 27 I 



conducting paths in, 272 



connection with sympathetic 

 system, 268 



decussation in, 272 



effect of injuries upon, 27 : '. 



