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308 PATHOLOGY OF THE HARD TISSUES OE THE TEETH.

Atrophy of the teeth (continued). Author 's studies of hardness and softness
general deformity of the enamel, 32. of teeth, 119.
gold cap for first molars, 27. general summary of results, 120.
studies of the microorganisms
histological characters in, 14. Author 's
Hutchinson, re, 11. of the mouth, 138.
Hutchinson teeth, 7, 11. Axial angles of teeth, immunity of, 88,
illness, effect of, 6. 90.
illustrations of, statement re, 7.
Bacillus alba, 139.
incisors, 7, 8.
Backward decay of enamel, 66.
injury to dentin, 17.
Baume, re atrophy, 19.
injury to enamel, 8, 15.
Beginnings of dental caries, necessity of
interglobular spaces in dentin, in, 17.
closer study of, 143.
introduction, 2.
Bell, re dental caries, 62.
inverted finger nail deformity, 10.
re etiology of erosion. 50.
lines of contemporaneous calcification
Bicuspid teeth, see Childhood period of
as modified by, 14.
permanent teeth. Gingival third cavi-
location of, on the teeth, 7, 10, 14.
ties. Pit and fissure cavities, Proxi-
Magitot, re, 11.
mal cavities.
malnutrition as cause of, 11.
Bite, force of, 161.
measles as cause of, 13.
tests of, 163.
modification of the curve of the line of
Bone, comparison of physiological condi-
the dento-enamel junction in, IS.
tions of, with teeth, 126, 191.
observations of cases, 12.
Brush, for the teeth, 155.
overlapping of enamel in, 15.
Brushing the teeth, 155.
oxyphosphate of copper cement in fill-
Buccal and labial cavities. See Gingival
ing, 26.
third cavities.
permanent fillings in first molars, 28.
Buccal and labial surfaces, examination
pits in the enamel, 30, 38.
of, 181.
portion of the teeth affected by, 7.
value of artificial cleaning by patient,
Prunty's case, white enamel, 35.
189.
pulps of, closer to enamel than normal,
29. Cacochymic saliva, 130.
rapid progress of caries in atrophied Calcic inflammation of gums, 186.
first permanent molars, 25. Calcification of deciduous teeth, 238.
recurve of line of dento-enamel junc- of first permanent molars, 8, 23.
tion, 18. of incisors, 8.
repair in human teeth, no process of, (i. of permanent teeth, 258.
result of measles, 13. of permanent teeth as modified in
no special disease, 11, 13. atrophy, 14.
scarlet fever, 13. Calcium salts of dentin dissolved out in
syphilis, 7, 11, 13. advance of microorganisms, 70.
whooping cough, 13. Calcium salts of teeth, no changes in, 126,
Retzius, lines of, in, 14, 16. 191.
root, atrophy of, 20. variation in amount in different teeth,
roots of teeth well developed in, 11. 119, 120.
scarlet fever as cause of, 13. Callow 's case of general deformity of
shortening of teeth in, 17. enamel, 32.
Smith 's case of general deformity of Capping of pulps of first permanent mo-
enamel, 34. lars during childhood period, 270.
syphilis as caiise of, 7, 11, 13. Care in filling blackened pits in atrophied
teeth affected by, 7. incisors and cuspids, 29.
telescoping of enamel in. 15. Care in operating, not to arouse thermal
temporary treatment of first molars, 26. sensitiveness, 151.
incisors, 29. Care of the eyes of the dentist, 172, 173.
treatment of, 25, 28. Caries fungus, 139.
Walkhoff, re, 19. Caries of the teeth, 2, 60.
Wedl, re, 19. abrasive action of food, in relation to
white enamel, 35. beginnings of, 85, 89.
white spots in the enamel, 34. absor[)tion of intorpro.ximal gum tissue,
wliooping cough as cause of, 13. resulting in, 103.
Zsigmondy, re, 19. acidity of saliva, effect of, 135.
Author's e.xperiments re cause of erosion, niigles of teeth crossed by superficial
53. spreading, 113.