HOSA Dental Terminology Practice

What is a retrograde restoration?

1. A temporary filling for a cavity

2. A small restoration placed at the apex of a root

3. A type of crown placement

4. A method for root canal therapy

The correct answer is: A small restoration placed at the apex of a root

A retrograde restoration refers specifically to a small restorative procedure performed at the apex of a tooth root, typically used in situations where a standard restoration cannot effectively seal a tooth. This technique is often employed in endodontic treatments when the traditional approach doesn't achieve the desired outcome. In cases of persistent periapical pathology, a retrograde restoration can help to seal the root canal from the apex, thereby preventing further infection and promoting healing of the surrounding tissues. This specialized type of restoration may utilize materials that bond well to tooth structure and are designed to withstand the pressures of mastication. The other options do not accurately describe a retrograde restoration's purpose or application. A temporary filling is a short-term solution, a type of crown placement refers to a different restorative procedure, and while root canal therapy involves similar principles, it does not specifically denote placement at the apex of a root. Understanding the unique function of retrograde restorations is crucial for effective dental treatment and management.