INDEX 



311 



Diarrhea, 133 



Diastase, 293 



Diastole, 140, 142 (fig.) 



Diet, value of a mixed, 231 



Digestion, organs of, 20 ; nature of, 

 100 ; external and internal, 100 ; 

 in the mouth, 103 ; in the stomach, 

 107; in the intestine, 117; sum- 

 mary of chemical processes of, 

 123 ; cooperation of processes of, 

 132 ; and the circulation, 157 ; 

 and temperature regulation, 207 



Distilled liquors, 294 



Divisive movements of intestine, 124 



Dorsal, definition of term, 9 



Driving force for circulation through 

 capillaries, 144 



Drug habit, 287 



Drugs, 286 ff . 



Ducts of glands, 21, 28, 31 (fig.), 

 32 (fig.) 



Dyspepsia, 114 



Ear, structure of, 255 



Efferent nerve fibers and impulses, 

 75, 78 (fig.) 



Elasticity of arteries, 144 



Elimination of intestinal waste, 132 



Emmetropic eye, 246 



End organs of nerves, 27, 74-82, 

 240 



Enjoyment of food, hygienic value 

 of, 115 



Enzyme, 44, 47 ; action of, 101 ff. ; 

 of saliva, 104 ; of gastric juice, 109 ; 

 of small intestine, 119-123 



Epidermis, 185 



Epiglottis, 20 (fig.) 



Equilibrium, nervous factors in, 272 



Esophagus. See (Esophagus 



Ether, 280 



Eustachian tube, 256 



Evaporation a cooling process, 195 



Excitation, 282, 296 



Excretion, 180 ; in relation to feed- 

 ing, 228 



Extractive, 138, 232 



Eye, structure of, 242 



Face, bones of, 17 

 Farsightedness, 248 

 Fasciculus of muscle, 33, 34 

 Fatigue, 55 ff. ; hygienic value of, 



63 

 Fatigue level, 58, 61 



Fats, 95, 222; of meat, 110; diges- 

 tion of, 120-123; fuel value of, 

 218 ; storage of, 222, 224 



Fatty acids, 96, 120 



Feces, 130, 132 



Feeding, muscular activity after, 

 158 



Femur, 19 



Fermentation, 292 



Fever, 211 



Fibula, 19 



Fires, open, 213 



Food accessories, 286 ff. 



Foods, as source of energy or power, 

 91, 215; as material for growth 

 and repair, 91, 229 ; chemical com- 

 position of, 92, 99, 238 ; animal and 

 vegetable, 97; fuel value of, 215; 

 heating, 220 



Foodstuffs. See Nutrients 



Force-pump action of heart, 140, 

 142 (fig.) 



Forebrain, 264 (fig.), 279 



Fuel requirements of the body, 220 



Fuel substances, storage of, in mus- 

 cle, 48 



Fuel value of food, 215 



Gall bladder, 108 (fig.) 



Ganglion, 72 ; of the dorsal root, 



76 



Gas as a conductor of heat, 197 

 Gaseous exchange in capillaries, 167 ; 



during muscular activity, 178 

 Gastric juice, 110; secretion of, 



114 



Gelatin, 94 

 Glands, 21, 28, 30, 31 (fig.), 32 (fig.) ; 



working and resting, 44, 46 (fig.) ; 



blood supply during activity, 44 ; 



ductless, 28, 64 ff . 

 Glottis, 20 (fig.) 

 Gluten, 93, 110 

 Glycerin, 96 

 Glycogen, 225 

 Granules, storage of, in gland cells, 



46 

 Gray matter of spinal cord and brain, 



74, 264 ff . 



Habits, physical basis of, 284 



Hair and hair follicle, 185, 186 



(fig-) 



Harvey, William, 139 

 Headaches, 134 



