Question

which procedure treats tooth decay by sealing the tooth?
a root canal
b bite - wing x - ray
c scaling
d orthodontics

Explanation:

• Option A: Root canal treats infected pulp, not by sealing for decay.
• Option B: Bite - wing x - ray is for diagnosis, not treatment.
• Option C: Scaling (dental scaling) is part of treating decay by removing plaque/tartar and can involve sealing (like with fillings after scaling to seal the tooth).
• Option D: Orthodontics is for teeth alignment, not decay treatment.

Answer:

C. Scaling