A text-book of dental histology and embryology, including laboratory directions . A higher magnification of the mesial marginal ridge, shown in Fig. 105.(About 60 X) Fig. 107. Occlusal and mesial views of a superior bicuspid, showing position of beginning caries could be seen on the surface, but it does not show well in thepicture. The section from the buccal piece is shown in the following illustrations. AREAS OF WEAKNESS FOR ENAMEL MARGINS 139 of it. The enamel rods have fallen out of the disintegratedarea, and the decalcification in the dentine is shown (Fig. 109).If this had been


A text-book of dental histology and embryology, including laboratory directions . A higher magnification of the mesial marginal ridge, shown in Fig. 105.(About 60 X) Fig. 107. Occlusal and mesial views of a superior bicuspid, showing position of beginning caries could be seen on the surface, but it does not show well in thepicture. The section from the buccal piece is shown in the following illustrations. AREAS OF WEAKNESS FOR ENAMEL MARGINS 139 of it. The enamel rods have fallen out of the disintegratedarea, and the decalcification in the dentine is shown (Fig. 109).If this had been treated as .a simple cavity the occlusal wallwould have required an inclination of 18 centigrades occlusallyfrom the horizontal plane to reach the enamel rod direction. Fig. 108


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectteeth, bookyear1912