1312 



INDEX 



Referred pain, 476 

 Reflex action, 177 



characteristics of, 303-306, 



344 



in nervous system, 303-311 

 peripheral, 474 

 ' stepping,' 332 

 structural basis of, 299 

 arc, 177 



of brain stem, 382 

 evolution of, 289 

 fatigue of, 304 



irreciprocal conduction in, 202 

 of muscle, 335 

 axon-, 323 



functions of brain stem, 393 

 mass, 337 



Reflexes from heart, 1021 

 inhibition of, 306 

 light-, 612 

 segmental, 321 

 spinal, 328 



structural basis of, 341 

 visual, 405 



Refractory period of heart muscle, 999 

 of muscle, 206 

 of nerves, 273 



Regeneration, influence of nucleus on, 29 

 Renal excretion, 1160-1213 

 Rennin, action of, 733 

 Reproduction, 4 



physiology of, 1251-1298 

 in man, 1264-1281 

 Residual air, 1095 

 Resonance in ear, 611 

 Resonators (sound), 597 

 Respiration, 2, 1088-1159 



action of vagi on, 1139 

 air movements in, 1095 

 blood changes in, 1104 

 changes in lungs, 1119 

 chemical regulation of, 1129 

 chemistry of, 1100-1125 

 Cheyne-Stokes', 1146 

 effect of altitude on, 1150 



of changes in air breathed 



on, 1148 

 in diving, 1153 

 lung changes in, 1089 

 mechanics of, 1088 

 medulla oblongata in, 1127 

 -murmurs, 1094 

 of muscles, 1113 

 muscular mechanism of, 1090 

 nervous regulation of, 1129 

 underpressure, 1153 

 rib movements in, 1092 

 secretory processes in, 1124 

 by skin, 1218 

 -tissue, 1112, 1155-1159 

 Respiratory centre, functions of, 1127 



exchanges, measurement of, 662 

 during starvation, 



675 



during work, 683 

 movements, influence on circu- 

 lation, 980 

 quotient, 685, 830, 1100 



effect of diet on, 834 

 Restiform body, 367 



Reticulin, 105 



IJi-tina, abnormalities of, 577 

 development of, 543 

 central connections of, 551 

 connections with brain, 445 

 effect of light on, 544 



of periodical stimuli on, 500 

 electrical changes in, 545 

 fatigue of, 570 

 histology of, 540 

 pigments of, 545 

 Retinoscopy, 535 

 Retractor penis, 1281 

 Reverser, 188 

 Rheocord, 192 

 Rheonome, 270 

 Rheoscopic frog, 225 

 Rhythm of bladder, 1209 

 of cortex, 241 

 of heart, 983 

 of intestinal muscle, 77J 

 of medusa, 292 

 of nerve impulse, 241 

 respiratory, 1128 

 of voluntary muscle, 240 

 of ureters, 1205 

 Ribose, 61, 103 

 Rigidity, decerebrate, 392 

 ' Rigor Mortis,' 208, 214 

 Ringer's fluid, 1006 

 Ritter- Valli law, 274 

 Rods, function of, 583 

 Roof nucleii of cerebellum, 381 

 Rotation, optical, 51 

 Rvbner on heat production in body, 3 

 Rubro-spinal tract, 353, 389 

 Rut, nature of, 1269 

 Rutherford's theory of hearing, 613 



SACCHAROSE, 67 

 Saccule, 397 



Saliva, different forms of, 708 

 digestion of starch, 707 

 secretion of, 708 

 uses of, 707 

 Salivary glands, 708 



nerve supply to, 711 

 significance of double nerve 



supply, 718 

 Salmon, formation of generative glands in, 



116 

 Salts, absorption of, 781 



action on muscle, 210 

 electrical changes in, 169 

 precipitation of colloids by, 144 

 in urine, 1165 

 value in food, 692 

 Saponification, 46, 55 

 Sarcolomma, 179 

 Sarcomeres, 179 

 Sarcoplasma, 179 

 Sarcosine, 83 

 Sarcostyles, 179 

 Sarcous elements, 180 

 Sartorius muscle, 189 

 Sclera, 500 



structure of, 506 

 Scleroproteins, 104 

 ' Scratch ' reflexes, 331 

 Sebaceous glands, secretion of, 56 



