Buccal surface of posterior teeth are wider than lingual surface mesiodistally except in______________?

Related Mcqs:

1. An imaginary occlusal curve that contacts the buccal and lingual cusp tips of mandibular buccal teeth is called the _____________?

   A. Catenary curve
   B. Curve of spee
   C. Monson curve
   D. Wilson curve

2. Curve passing through the buccal and lingual cusp tips of the mandibular buccal teeth is______________?

   A. Wilson curve
   B. Mansoon curve
   C. Curve of spee
   D. Caternary curve

3. The geometric outline of the buccal surface of posterior teeth are_______________?

   A. Trapezoidal
   B. Rhomboidal
   C. Quadrilateral
   D. Square

4. Posterior embrasures are generally larger on the lingual than on the facial, with the contact area within the facial moiety, except between maxillary_______________?

   A. Premolars
   B. 1st and 2ndmolar
   C. 1st premolar and cane
   D. First molar and 2nd premolar

5. Protective crests of contour on buccal and lingual surfaces are found______________?

   A. In the middle third of the lingual
   B. Nearest the occlusal third of the lingual
   C. In the cervical third of the buccal
   D. Both A and C

6. Generally , contact areas between posterior teeth are located in which directions from the centr of the proximal surface ____________?

   A. Facially and occlusally
   B. Facially and gingivally
   C. Lingually and gingivally
   D. Lingually and occlusally

7. In an ideal occlustion buccal cusps of maxillary teeth, occlude with______________?

   A. Fossa and rdges
   B. Grooves and embrasures
   C. Lingual cusps of mandibular teeth
   D. Occlusal pits and fissures of mandibular teeth

8. A 20yr old patient reports with multiple swelling of the jaws. Clinical examination reveals multiple hard swellings involving the jaws and intra orally several missing teeth are noticed. Panoramic radiograph reveals multiple radio opaque lesions in the maxilla and the mandible with multiple impacted teeth and supernumerary teeth indicative of Gardeners syndrome: The above mentioned condition is______________?

   A. Autosomal dominant disease
   B. Autosomal recessive disorder
   C. X-linked disease
   D. A syndrome of unknown cause

9. The largest embrasure in posterior teeth is the__________?

   A. Buccal
   B. Distal
   C. Lingual
   D. Occlusal

10. In a dried skull, holes on the lingual aspects of the deciduous teeth are called_____________?

    A. Volkmann canals
    B. Canals of Hirchfeld and Zuckerland
    C. Herversian canals
    D. Gubernacular canals