Maximum contact between occlusal surfaces, of maxillary and mandibular teeth occur during________________?

Related Mcqs:

1. The incisal edges and the incisal thirds of facial surfaces of mandibular incisors and canines generally oppose lingual surfaces of maxillary incisor and canines _____________?

   A. Within the incisor thirds
   B. At the junction of middle and cervical thirds
   C. At the linguo cervical ridges
   D. Immediately incisal to cingulam

2. Which four mandibular teeth are so aligned that when viewed from the occlusal, a straight line may be drawn bisecting the contact areas_____________?

   A. 5,6,7,8
   B. 4,5,6,7
   C. 3,4,5,6
   D. 2.3.4.5

3. Difference between mandibular and maxillary premolars is that in the mandibular premolars ?

   A. The buccal and lingual cusps are more prominent
   B. The lingual cusp is sharper and longer
   C. The lingual surface rounded and less developed
   D. The buccal surface is rounded and less developed

4. 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

5. When viewed occlusally, a primary mandibular second molar closely resembles which of the following mandibular teeth ?

   A. Permanent second molar
   B. Permanent first molar
   C. Second premolar
   D. Primary first molar

6. A 4-year old child has a normal complemented of primary teeth but they are gray and exhibit extensive occlusal and incisal wear. Radiographic examination indicates extensive deposits of secondary dentin in these teeth. Most likely this condition is______________?

   A. Neonatal hypoplasia
   B. Amelogenesis imperfecta
   C. Cleidocranial dysplasia
   D. Dentinogenesis imperfecta

7. 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

8. Facial occlusal line in the maxillary arch is formed by_______________?

   A. Stamp cusps
   B. Centric holding cusps
   C. Supporting cusps
   D. Non- supporting cusps

9. Using occlusal morphology as guide , the Mandibular third molar is most similar to______________?

   A. Maxillary permanent first molar
   B. Mandibular permanent first molar
   C. Mandibular permanent second molar
   D. Mandibular decidous second molar

10. The occlusal surface shape of a 3 cusped mandibular second premolar_________________?

    A. Oval
    B. Elliptical
    C. Square
    D. Tetrahedral