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

Related Mcqs:

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

   A. Maxillary first molar
   B. Mandibular second premolar
   C. Mandibular first molar
   D. Maxillary second premolar

2. 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

3. Contact areas of anterior teeth which are placed in centre of middle third ____________?

   A. Mesial contacts of maxillary lateral and canine
   B. Distal contacts of maxillary centrals and laterals
   C. Distal contacts of maxillary laterals and canine
   D. Mesial contacts of maxillary first and second premolar

4. The term” contact point” which is often used to designate the contact of teeth i the same arch is a_____________?

   A. Synonym
   B. Antonym
   C. Misnomer
   D. Laevonomer

5. Divergence from contact area in proximal surfaces causes embrasures____________?

   A. Facially
   B. Lingually
   C. Cervically
   D. Facially, lingually , cervically & occlusally

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

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

7. Which anterior teeth have both mesial and distal contact areas of at the incisal third____________?

   A. Mandibular centrals
   B. Mandibular laterals
   C. Both A and B
   D. None of the above

8. Which teeth the proximal aspect shows rhomboidal appearance________________?

   A. Maxillary posteriors
   B. Mandibular posteriors
   C. Maxillary anteriors
   D. Mandibular anteriors

9. 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

10. The largest embrasure in posterior teeth is the__________?

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