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

Related Mcqs:

1. The shape of the occlusal surface of the permanent maxillary first molar is_______________________?

   A. Oval
   B. Trapezoidal
   C. Triangular
   D. Rhomboidal

2. The shape of the occlusal surface of the permanent maxillary first molar is___________?

   A. Oval
   B. Trapezoidal
   C. Triangular
   D. Rhomboidal

3. The permanent mandibular second molar differs from the permanent mandibular first molar in number of ______________?

   A. Cusps
   B. Roots
   C. Lingual grooves
   D. Marginal ridges

4. 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

5. 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

6. 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

7. 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

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

   A. Centric occlusion
   B. Rest position
   C. Protrusive contacts
   D. Laterotrusive contacts

9. 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

10. A progressive increase in mandibular length and in mandibular interdental spacing in an adult patient is characteristic of_______________?

    A. Periodontosis
    B. Hypothyroidism
    C. Hyperpituitarism
    D. Hypoadrenalism