Fillings

What are fillings used for?

• Repairing damaged teeth

• Whitening teeth

• Straightening teeth

• Preventing tooth decay

How does a dentist prepare a tooth for a filling?

• By applying a bonding agent

• By removing decayed parts of the tooth

• By applying a protective sealant

• By polishing the tooth surface

What is a disadvantage of using porcelain restorations?

• They closely match natural teeth

• They are resistant to wear

• They require a larger amount of natural tooth removal

• They are less expensive than other materials

Which material can be completed in one dental visit and bond directly to the tooth?

• Amalgam

• Composite resin

• Gold alloys

• Porcelain

Which material is highly resistant to wear and corrosion?

• Amalgam

• Composite resin

• Gold alloys

• Porcelain

Fillings are adhesive and do not require any undercuts or ledges in the tooth

• true

• false

Amalgam is a mixture of mercury, silver, tin, copper, and other materials used for fillings requiring strength, particularly in molars.

• true

• false

Porcelain restorations are less expensive than other materials used for dental restorations.

• true

• false

Amalgam fillings require the removal of a larger amount of tooth structure compared to other materials.

• true

• false

Composite resin closely matches the color of natural teeth and is often used for fillings in front teeth or visible parts of teeth.

• true

• false