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314 PATHOLOGY OF THE HAED TISSUES OF THE TEETH.

Filling, effect of, on superficial spreailing Fox, re etiology of erosion, 50.
of caries, 89. re dental caries, 62.
in eases of atrophy, 25. Frequence of atrophy, 23.
in cases of recession of gums, 2,31. of erosion, 41.
operations, esthetic considerations in, Friction as a cause of erosion, 49, 50.
232. Functions, special, of the first molar, 263.
over softened dentin, 20.5. Fungus, caries, 73.
requirements in, to be successful, 191.
Fillings, cut by erosion, 47. Garretson, re etiology of erosion, 50.
in treatment of atrophy, 25. Gelatinous masses on the teeth, 129.
in treatment of dental caries, 190. Gelatinous plaques in relation to gingival
curative effect of, 193. third decays. 111.
must be watertight, 191. General deformity of enamel, 32.
prophylactic value of, 194. General statement re dental caries, 65.
selection of material for, 198. Gingival margin, diseases of, diagnosis,
what should be considered permanent, 185.
195. Gingival third cavities, area of liability,
in treatment of erosion, 57. 85, 113, 227.
First permanent molars, atrophy of, 8, 23. extension for prevention, 227.
caries of, during childhood period, 265. in eases of recession of gums, 230.
deep cavities in, 268. in middle age, 229.
exposure and capping of pulp during in young persons, 227.
childhood period, 270. management of, 225.
hyperemia of pulp of, 269. Gingival third decays, 109.
importance of early filling of pit and intermittent progress of. 111.
fissure cavities, 268. relation of gelatinous plaques to, 111.
intercusping of, 262. relation of gum margin to, 89.
mesial surface cavities in, 271. relation of occlusion to, 85.
relation of depth of decay to pulp, 267. saliva, effect of, favoring certain de-
special functions of, 263. posits, 111.
time of loss important, 266. several teeth often attacked, 90.
Fissure and pit cavities, clinical features, Gingivitis, simple, 186.
92, 97. Glasses for the eyes of the dentist, 173.
conditions under which fillings should Glossary, 279.
not be made, 207. Glutinous deposits from the saliva, 136.
importance of early treatment, 207. Gnathodynamometer, records on, 163.
in bicuspids, 206. Gold as a filling material, 198.
in molars, 204. Gold cap for atrophied first permanent
management of, 204. molars, 27.
penetration of enamel in, 76. Gold fiiUngs, when peridental membranes
Fissures in the enamel, 124. are abnormally sensitive, 169.
caries in, 124. Gouty diathesis, acid associated with, as
Flattened areas in erosion, 44. cause of erosion, 49, 54.
Food, force required in mastication of, Granular layer of Tomes, 69, 125.
165. Growth and development of face, effect
lodgments, causing pain as a result of of first permanent molars on, 263.
chewing, 183. Growth and shedding of deciduous teeth
lodgments, in the interproximal space, in relation to their treatment, 237.
220. Growth of roots of permanent teeth, 25S.
Foods, force used in chewing, 161. Gums, calcic inflammation of, 186.
Foramina, apical, completion of, 260. recession of, caries in case of, 230.
Force required in the mastication of food, treatment by filling, 231.
165. treatment with silver nitrate, 231.
used in chewing foods, 161. swellings of festoons of, 185.
used in mastication in relation to Gutta-percha, filling deciduous teeth, 252.
strength and health of peridental
Form of decays of dentin, 70. Hardness of teeth, 118.
Form of decays of dentin, 70. to cutting instruments, 122.
of enamel beginning in pits, 77. Haversian systems in bone, 126.
of enamel, beginning in smooth sur- Hereditary predisposition to caries, 116.
faces, 80. conditions that influence, 116.
Forms of erosion, 42. stronger in youth, 117.
Fouchard, re dental caries, 62. Hereditary predisposition to disease, 116