California Registered Dental Assistant (RDA) Written Practice Exam

What restorative material would be set up for a class IV restorative procedure?

1. Amalgam

2. Glass Ionomer

3. Composite Resin

4. Gold Foil

The correct answer is: Composite Resin

A Amalgam is not the recommended restorative material for a class IV restorative procedure, as it requires more extensive tooth preparation and could potentially weaken the tooth structure. B: Glass ionomer may be a suitable option for a class IV procedure, as it is tooth-colored and can bond to the tooth structure. However, it is not as strong as composite resin and may not be ideal for larger restorations. D: Gold foil is not a commonly used material for class IV restorations, as it is more time consuming and expensive compared to other options. It is also not tooth-colored, making it less desirable in esthetically sensitive areas such as the front teeth. Overall, composite resin is the preferred material for class IV restorations due to its aesthetic qualities, bonding capabilities, and strength. It also requires minimal tooth preparation and can be easily