Maxillary primary cuspid enamel completion takes place at______________?

Related Mcqs:

1. Average of length of maxillary cuspid is______________?

   A. 26 mm
   B. 33 mm
   C. 21 mm
   D. 18 mm

2. The maxillary air sinus opens into middle meatus at______________?

   A. Infundibulum
   B. Summit of infundibulum
   C. Bulla ethmoidalis
   D. Hiatus semilunaris

3. While charting the dentition of a child, the pedodontist finds that the following teeth are present in all the four quadrants; permanent central incisor , permanent lateral incisor , decidous cuspid , decidous first molar, decidous 2nd molar and permanent 1st molar. The eruptive pattern may be considered most nearly normal for a child aged_____________?

   A. 3-6 years
   B. 7-10 years
   C. 11-14 years
   D. 15- 18 years

4. According to Schour & Massler the crown completion of both permanent maxillary and mandibular first molars is________________?

   A. 1½ 2 years
   B. 2½ – 3 years
   C. 3-4 years
   D. 3-5 years

5. 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

6. Temporary structures in enamel organ are (before enamel formation) ?

   A. Enamel knot
   B. Enamel cord
   C. Both A and B
   D. Enamel Cuticle

7. 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

8. In comparison to maxillary central incisor , Maxillary canine has a height of contour that is______________?

   A. More
   B. Less
   C. Same
   D. Different on different teeth

9. A maxillary right canine may be distinguished from a maxillary left canine because ____________?

   A. The root curves to mesial in the apical 1/3rd
   B. The distal half of canine shows more convexity than the mesical half
   C. Facially the cusp tip is placed distal to Bisecting line
   D. Lingually the cervical line slopes mesially

10. The maxillary lateral incisor is smaller than the maxillary central incisor on all aspects EXCEPT which one of the following______________?

    A. Crown length
    B. Mesiodistal crown width
    C. Faciolingual crown width
    D. Root length