Trauma or excessive occlusal forces causes_____________?

Related Mcqs:

1. The ability of the base to resist occlusal forces and to support the restoration is affected by_______________?

   A. Compressive strength
   B. Tensile strength
   C. Young’s modulus
   D. Modulus of elasticity

2. Smoking causes_____________?

   A. Ciliary motility
   B. Cellular hyperplasia
   C. Mucous secretion
   D. All of the above

3. In children, hypothyroidism causes_____________?

   A. Acromegaly
   B. Cretinism
   C. Gigantism
   D. Myxodedema

4. Clavulanic acid added to ampicillin causes_____________?

   A. Increase effectivity against gram-negative organisms
   B. Inhibition of B-lactamases
   C. Increase the effectiveness against delta lactamase producing organism
   D. Increase effectivity against gram-positive organisms

5. A 15 years old boy reports with a rapidly growing swelling of the mandible with intermittent pain patient history is that the swelling occurred after an episode of trauma Radiographs reveal formation of new subperiosteal bone producing Onion skin appearance The patient also has lip paresthesia elevated white blood cell count Based on the clinical and radiographic picture, one of the following condition could be considered in the provisional diagnosis_________________?

   A. Fracture of the jaw with cancellous bone formation
   B. Chronic suppurative osteomyelitis
   C. Burkitt’s Lymphoma
   D. Ewing’s sarcoma

6. Enamel rods at the cervical area at the occlusal edge and incisal lip in permanent teeth are______________?

   A. Straight
   B. Shallow
   C. Bent
   D. Curved

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

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

8. The premolar with the occlusal groove pattern that may simulate the letter “Y” is________________?

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

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

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

10. Which of the following constituents is common in occlusal sealants, bonding agents, composite resins ?

    A. BIS GMA
    B. Polymethyl methacrylate
    C. Benzoin methyl ether
    D. Silica filter