INDEX 



207 



Respiratory nerves, pressor and 



depressor, 134 

 pressure, 126 

 quotient, 128 

 sounds, 126 



Retinal images, inversion of, 237 

 Rhythmic activities of central ner- 

 vous system, 135, 188 

 of heart, 102 

 movements of intestine, 170 



of spleen, 46 

 Rigor caloris, 192 



mortis, 192 

 Ringer's solution, 110 

 Rods and cones, 233 

 Romberg's symptom, 209 

 Running, 174 

 Rut, 251 



S 



SALINE injections into circulation, 87 

 Saliva, adaptation of, to food, 30 



composition of, 56 



source of, 26 

 Salivary corpuscles, 58 



glands, nerves of, 27 



secretion, action of drugs on, 29 



normal mechanism of, 30 

 Salts of iron, importance of, 79 



nutritive value of, 152, 155 



uses of, 85, 151 

 Sebaceous secretion, 40 

 Secondary tetanus, 191 

 Secretin, 34 

 Secreting glands, histological changes, 



28 

 Secretion, action of drugs on, 29 



antilytic, 29 



biliary, 36, 62 



circulatory factors in, 29 



definition of, 26 



gastric, 59 



general characteristics of, 26 



intestinal, 51 



mammary, 40 



pancreatic, 61 



paralytic, 29 



psychical, 30 



salivary, 26 



sebaceous, 40 



serous, 38 



sweat, 39 



thyroid, 42 



urinary, 147 

 Secretory cells, activity of, 28 



Self-digestion of the alimentary 

 tract, 68 



Semen, 249 



Semicircular canals, 240 



Semilunar valves, 95 



Sensation, common, definition of, 244 



Sense of equilibrium, 239 

 of touch. 240 



Sensory aphasia, 219 

 decussation, 200 



Serum albumin, 83 

 globulin, 83 



Sex of offspring, determination of, 255 



Sexual characters, 248 



Sham feeding, 32 



Shivering, 160 



Side-chain theory, 89 



Sighing, 136 



Sight, 228 



Singing, 136 



Sino-auricular node, 102 



Skatol, elimination of, 65 



Sleep, cause of, 24 

 effect of loss of, 225 



Small intestine, movements of, 168 



Smegma preputii, 40 



Smell, 240 



and taste areas, 218 



Sneezing, 236 



Sniffing, 136 



Sobbing, 136 



Somatic death, 24 



Speaking, 175 



Specific heat, 169 



Spectrum, 80 



Specific gravity of urine, 147 



Speech centre, 219 

 i Spermatids, 249 

 | Spermatocyte, 249 

 i Spermatozoa, 248 



Spermin, 47 



Spherical aberration, 231 



Sphygmogram, 113, 141 



Sphygmograph, 113 



Sphygmomanometer, 113 



Spinal accessory nerve, 208 



cord, effects of removal of, 201 

 results of section of, 200 

 spread of impulses in, 198 

 tonic activity of, 201 

 weight of, 221 

 reflexes, long or short, 198 

 successive combination, 199 

 simultaneous combination, 199 



Splanchnic nerves, 169 



Spleen, function of, 45 



1 Staircase contractions, 187 



