INDEX 



313 



Muscles, 8, 16; antagonistic action of, 

 16-18, 209 ; structure of, 32 ; physi- 

 ology of, 47, 55 ; isolated, 49, 56 ; 

 and temperature regulation, 209 



Muscular activity, effect on circula- 

 tion, 149, 154, 158; after meals, 

 158, 348 ; effect on respiration, 

 178; and the regulation of the 

 temperature of the body, 206 



Muscular sense, 259 ; relations of, 

 to locomotion and maintenance of 

 equilibrium, 278-279 



Muscular work, power for, 217 ; 

 feeding for, 220 



Myofibrils, 35, 52 



Myopia, 248 



Nasal cavity, 20 



Near vision, 245, 250 



Nearsightedness, 248 



Nerve cells, 72 ff., 268 ff. 



Nerve fibers, structure of, 71 ; affer- 

 ent and efferent, 75, 76 ; of spinal 

 cord and brain, 74, 268 



Nerve roots, 74 



Nerves, 27 ; distribution to organs, 

 40 ; structure of, 71 ; cranial, 268 



Nervous system, general anatomy of, 

 27, 71, 263 ; training by practice, 

 88, 283 ; physiology of, 69, 269 ; 

 and the circulation, 159-162 ; and 

 respiration, 175 ; and secretion of 

 perspiration, 187 ; and regulation 

 of body temperature, 208 



Neurones, 76; "master," 82; of 

 brain, 268 



Nitrogenous equilibrium, 235 



Nucleus, 31, 35 



Nutrients, 92 ; classification of, 93 



Nutrition, 215 ff. 



CEsophagus, 10, 12, 20 (fig.) 



Opium, 304 



Optic lobes, 264 



Optic nerve, 28, 243, 247 (fig.) 



Organs, typical structure of, 40 (fig.) 



Oxidation, 50 ff., 91, 165 



Oxygen, r61e of, in cell life, 50 ff., 

 165 ; in lymph, 165 ; in blood 

 plasma, 165 ff. ; absorbed during 

 muscular activity, 178 



Pain, sensations of, 260 ff. ; signs 



of, 281 

 Palate, 20 

 p 



Pancreas, anatomical relations, 10, 

 20, 25, 29, 108 (fig.), 118 ; the 

 source of an internal secretion, 67 



Pancreatic duct, 108 ; stimulus to 

 secretion of, 89 



Pancreatic juice, 111, 119 



Papillae of skin, 185 



Parotid gland, 29 



Pelvis, of skeleton, 19 (fig.) ; of 

 ureter, 182, 183 (fig.) 



Pepsin, 109 



Peptids, 102 



Peptones, 109 



Peristalsis, 125 



Peritoneal cavity, 10, 11, 12 



Peritoneum, 10, 11,_13 



Peritonitis, 11 



Perspective, idea of, 253 



Perspiration, composition of, 181, 

 187 ; secretion of, 187 ; sensible 

 and insensible, 187 ; and the out- 

 put of heat, 194-198 



Pharynx, 20, 185, 256 



Pituitary body, 67 



Plasma. See Blood plasma 



Play, 284 



Pleura, 10, 11 



Pleural cavity, 10, 11 ; pressure 

 in, 171 



Pleurisy, 11 



Pons Varolii, 266 (fig.) 



Portal vein, 23 (fig.), 26, 127 (fig.) 



Position, sense of, 259, 276 ff. 



Posterior, definition of term, 9 



Posture, nervous factors in, 279 



Presbyopia, 249 



Pressure in arteries and veins, 144 ff., 

 155 ff. ; in pleural space, 171 



Processes of nerve cells, 72 



Proteins, nature of, 93 ; chemical 

 structure of, 101 ; digestion of, in 

 stomach and intestine, 109, 120 ; 

 in blood plasma, 138 ; influence of, 

 on secretion of urine, 183 ; fuel 

 value of, 217 ; as a source of fat, 

 224 ; of sugar, 226 ; in living cells, 

 229 ff.; daily requirement of, 235 



Proteoses, 109 



Pseudopodium, 137 



Psychic secretion of gastric juice, 

 114 



Ptyalin, 105 



Pulmonary arteries, 22, 24 (fig.), 

 25, 167 



Pulmonary circulation, 23, 140 (fig.) 



