Eruptive diseases, 405.

Esophagus, 146.

Eustachian tube, 359.

Excessive reading, 331.

Excitant impulse, 305.

Excretion, 197-213.
Defined, 18.
Necessity for, 201.

Exercise, 256, 257, 328, 409.
General rules for, 259.
Results of, 257.

Exhaustion, nervous, 211.
Results of, 195.

External ear, 358.

External stimuli, action of, 307.

Eye, 370-391.

Eyeball, 373.
Chambers of, 377.
Focusing power of, 378.
Movements of, 381.

Eyelids, 373.

Eyes,
Care of, 386.
Removal of foreign bodies from, 387,
Strong chemicals in, 388.

Eye strain, 211.
And disease, 385.

Fat, 30, 149, 162.
Digestion of, 156.
Emulsification of, 157.
Purpose served by, 121.
Route taken by, 175.
Tests for, 137.
Where stored, 178.

Fatty acid, 156.

Fenestra ovalis, 361.

Fenestra rotunda, 363.

Ferments, _see_ Enzymes.

Fibrin, 31.

Fibrin ferment, 32.

Fibrinogen, 30, 31.

Fissures, 289.

Food, 117-137.
Advantages of coarse, 167.
Classes of, 118, 119.
Composition of, 124.
Dangers from impure, 165.
Defined, 117.
Elements supplied by, 134.
Excess of proteid, 208.
Frequency of taking, 165.
Materials, table of, 126, 126.
Nitrogenous, 119.
Order of taking, 161.
Preparation of, 164.
Purity of, 128.
Quantity of, 164.
Simple, 118.
Variety, 128.
With reference to digestive changes, 132.

Foot lever, diagram of, 253.

Foot-pound, 196.

Foot-wear, hygienic, 238.

Fractures, treatment of, 239.

Fumigation, 400.

Furniture, school, 236.

Gall bladder, 154.

Ganglia, 281.
Dorsal-root, 295.
Sympathetic, 298.

Gastric glands, 147.

Gastric juice, to illustrate action of, 172.

Gelatine, 218.

Germ diseases, avoidance of, 394.

Germs, 29, 394, 395.
How spread, 395.

Glands, 197-213.
Digestive, 140.
Ductless, 208.
Excretory, work of, 201.
Gastric, 147.
Kinds of, 197, 198.
Lymphatic, 68, 208.
Perspiratory, 206.
Salivary, 144.
Structure of, 197.
Thymus, 208.
Thyroid, 208.

Gliding joint, 232.

Glottis, 355.

Glycogen, 120, 177.

Grape sugar, tests for, 120, 136.

Gross anatomy, defined, 1.

Gullet, 146.

Gustatory pore, 345.

Gustatory stimulus, 345.

Habits, 315, 334.

Hair, 267.
Care of, 276.

Hair cells, 363.

Hair follicle, 267.

Haversian canals, 219.

Hearing, defective, 366.

Heart, 41.
Care of, 55.
Connection with arteries and v