Talk to us?
π€ Welcome User
All Subjects - 3 Questions
Cervical abrasion is often caused by improper brushing techniques, particularly horizontal brushing, which can wear away the enamel and dentin at the cervical area of the teeth.
The axial wall in class V cavity in transverse section appears convex mediodistally and uniformly placed in the dentin. This is because the cavity is typically shallower in the center and deeper towards the line angles, providing a good seal and preventing food and plaque accumulation.
What is the primary disadvantage of using zinc oxide-eugenol as a permanent cement?1) Low compressive strength2) Shrinkage during setting3) Difficulty in achieving a precise fit4) Potential toxicity
While great for temporary cementation, its primary disadvantage for permanent use is its potential to cause tooth discoloration and pulpal irritation.
MCQ