DANB Dental Materials & Laboratory Procedures

Question 1

Which dental material is commonly used for taking final impressions?

Accepted Answer

Polyvinyl siloxane

Answer

Zinc oxide eugenol

Answer

Alginate

Answer

Plaster of Paris

Question 2

What is the primary purpose of a dental liner?

Accepted Answer

To protect the pulp

Answer

To etch the tooth

Answer

To hold the restoration in place

Answer

To polish the surface

Question 3

Which material is typically used to create study models?

Accepted Answer

Dental plaster

Answer

Acrylic resin

Answer

Composite

Answer

Zinc phosphate cement

Question 4

What is the purpose of triturating dental amalgam?

Accepted Answer

To mix mercury with alloy powder

Answer

To disinfect the material

Answer

To shape the restoration

Answer

To reduce curing time

Question 5

What is the ideal storage condition for alginate impression material before use?

Accepted Answer

Cool and dry

Answer

Refrigerated and moist

Answer

Warm and dry

Answer

In direct sunlight

Question 6

Which cement is commonly used for permanent crowns?

Accepted Answer

Glass ionomer

Answer

Zinc oxide eugenol

Answer

Calcium hydroxide

Answer

Cavity varnish