A. One year
B. Two years
C. Three years
D. Four years
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Related Mcqs:
- Temporary structures in enamel organ are (before enamel formation) ?
- A. Enamel knot B. Enamel cord C. Both A and B D. Enamel Cuticle...
- The first permanent tooth to erupt in the oral cavity is the_____________?
- A. Mandibular central incisor B. Mandibular first molar C. Maxillary central incisor D. Maxillary first molar...
- In the majority of situations, the first decidous tooth to erupt is the______________?
- A. Mandibular central incisor B. Mandibular first molar C. Maxillary central incisor D. Maxillary second molar...
- In the majority of situations, that first decidous tooth to erupt is the____________?
- A. Mandibular central incisor B. Mandibular first molar C. Maxillary central incisor D. Maxillary second molar...
- Ratio of diameter of enamel rods in the DEJ to the enamel surface is______________?
- A. 1:4 B. 1:1 C. 1:2 D. 2:1...
- Smooth surface caries is characterized by spread of caries in enamel and dentin as cones. These alignment in enamel and dentin is____________?
- A. Base to base B. Apex to base C. Apex to apex D. None of the above...
- The last primary tooth to be replaced by a permanent tooth is usually the_____________?
- A. Maxillary second molar B. Mandibular second molar C. Maxillary canine D. Mandibular canine...
- A new tooth is erupting in the mouth of a one and a half year old child. This tooth is most likely to be a decidous___________?
- A. Maxillary central incisor B. Mandibular lateral incisor C. Maxillary lateral incisor D. Maxillary canine...
- Interwining of the enamel rods at the cusp timps and the incisal edges of a tooth is called______________?
- A. Enamel spindles B. Gnarled enamel C. Incremental lies of woven D. Incremental lines of retzius...
- Coefficienty of thermal expansion of tooth enamel is closest to_______________?
- A. Slicate cement B. Composite C. GIC D. Polycarboxylate...
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