370 



INDEX. 



Portio dura, of seventh nerve, ii, 344 



mollis, of seventh nerve, ii, 185 

 Post mortem digestion, i, 253 

 Potassium, ii, 342 



sulphocyanate, i, 229 

 Pregnancy, absence of menstruation dur- 

 ing, ii, 243 



corpus luteum of, ii, 245 



influence on blood, i, 86 

 Presbyopia, or long-sight, ii, 214 

 Primitive groove, ii, 256 

 Primitive nerve-sheath, or Schwann's 



sheath, ii, 71 

 Processus gracilis, ii, 181 

 Propionic acid, ii, 339 

 Prosencephalon, ii, 289 

 Prostate gland, ii, 246 

 Proteids, i, 247 



chemical properties, ii, 327, et seg. 



physical properties, ii, 327 



tests for, ii, 327 



varieties of, ii, 328 

 Proteolytic ferments, i, 248 

 Protoplasm, i, 6 



chemical characters, i, 6 



movement, i, 6 



nutrition, i, 9 



physical characters, i, 6 



physiological characters, i, 6 



reproduction, i, 11 



transformation of, i, 14 

 Proto-vertebrse, ii, 258 

 Pseudoscope, ii, 233 

 Ptyalin, i, 229 



action of, i, 229 

 Puberty, 



changes at period of, ii, 243 



indicated by menstruation, ii, 243 

 Pulmonary artery, valves of, i, 110 



capillaries, i, 134 



circulation, i, 182 

 Pulse, arterial, i, 142 



cause of, i, 142 



dicrotus, i, 146 



difference of time in different parts, i, 

 143 



frequency of, i, 122 



influence of age on, i, 122 

 of food, posture, etc., i, 122 



relation of to respiration, i, 123 



sphygmographic tracings, i, 146, et seq. 



variations, i, 146, et seq. 



in capillaries, i, 159 

 Purkinje's figures, ii, 215 

 Pylorus, structure of, i, 242 



action of, i, 250 



Pyramidal portion of kidney, i, 348 

 Pyramids of medulla oblongata, ii, 106 



Quadrupeds, retinas of, ii, 230 

 Quantity of air breathed, i, 189 



Quantity of blood, i, 63 

 saliva, i, 229 



R. 



Racemose glands, ii, 323 

 Radiation of impressions, ii, 85 

 Rectum, ii, 261 

 Recurrent sensibility, ii, 96 

 Reflex actions, ii, 85 



acquired, ii, 87 



augmentation, ii, 88 



classification, ii, 86 



compound, ii, 87 



conditions necessary to, ii, 85 



in disease, ii, 102 



examples of, ii, 88 



exci to-motor and sensori-motor, ii, 85 



inhibition of, ii, 88, 101 



irregular in disease, ii, 102 

 after separation of cord from brain 

 ii, 100 



laws of, i, 373 



morbid, ii, 102 



of medulla oblongata, ii, 109, et seq. 



of spinal cord, ii, 100 



purposive in health, ii, 86 



relation between a stimulus and, ii, 

 86 



secondary, ii, 87 



simple, ii, 87 



Refracting media of eye, ii, 204 

 Refraction, laws of, ii, 204 

 Regions of body, See Frontispiece. 

 Registering apparatus, 



cardiograph, ii, 119 



kymograph, i, 150 



sphygmograph, i, 143 

 Relations between secretions, i, 327 

 Reptiles, 



blood-corpuscles, i, 76 



Drain, ii, 125 

 Reserve air, i, 189 

 Residual air, i, 189 

 Respiration, i, 172 



abdominal type, i, 186 



changes of air, i, 194 

 of blood, i, 197 



costal type, i, 186 



force, i, 191 



frequency, i, 190 



influence of nervous system, i, 201 



mechanism, i, 183, et seq. 



movements, i, 184. See Respiratory 

 Movements. 



nitrogen in relation to, i, 195 



organic matter excreted, i, 196 



quantity of air changed, i, 189 



relation to the pulse, i, 123, 213 



suspension and arrest, i, 209 



types of, i, 186 

 Respiratory capacity of chest, i, 189 



cells, i, 180 



functions of skin, i, 345 



