Chapters Restorative And Esthetic Dental Materials.
The demand for aesthetic in dentistry has created a variety of restorative materials meant for dental restoration. Ceramic restorations for instance are so natural looking and the dentists need to carefully evaluate what they observe in a patients mouth. Take up the quiz on chapters restorative and esthetic dental materials to learn more.
- 1.One of the most common restorative materials in dentistry is composite.
- A.
True
- B.
False
- 2.Direct restorations include amalgam and gold crowns.
- A.
True
- B.
False
- 3.Composite resins are stronger than amalgam or gold.
- A.
True
- B.
False
- 4.Polymerization is the process in which the resin material is changed from a pliable state into a hardened restoration.
- A.
True
- B.
False
- 5.Macrofilled composites contain the smallest filler particles providing the least strength.
- A.
True
- B.
False
- 6.One reason temporary restorations are used is to maintain the function and esthetics of a tooth until a permanent restoration can be placed.
- A.
True
- B.
False
- 7.Common uses of Intermediate Restorative Material include restorative emergencies and restoration of primary teeth.
- A.
True
- B.
False
- 8.Indirect restorations materials include gold alloys and ceramic materials.
- A.
True
- B.
False
- 9.Porcelain material is chosen as a restorative material because the shading matches tooth color well.
- A.
True
- B.
False
- 10.For longer than 150 years, billions of dental amalgam fillings has been used to restore decayed teeth.
- A.
True
- B.
False
- 11.The types of supplemental materials selected by the dentist will determine how the tooth will be prepared.
- A.
True
- B.
False
- 12.Calcium hydroxide is NOT a bonding material.
- A.
True
- B.
False
- 13.The application of a varnish helps to seal the dentinal tubules.
- A.
True
- B.
False
- 14.Dental bases are used to provide pulpal protection in the following ways: Protective bases, insulating bases, and sedative bases.
- A.
True
- B.
False
- 15.With the use of bonding materials, it is now possible to bond restorative materials to enamel and dentin.
- A.
True
- B.
False
- 16.Acid etching is a technique in which acid is placed on either the enamel or gingiva to remove the smear layer in preparation for bonding.
- A.
True
- B.
False
- 17.An example of enamel bonding is a sealant or orthodontic bracket.
- A.
True
- B.
False
- 18.The mixing time for dental cements is the same no matter which materials you are using.
- A.
True
- B.
False
- 19.Glass ionomer cement MUST be mixed on a cool glass slab.
- A.
True
- B.
False
- 20.A porcelain casting is chosen over other castings because it
- A.
Has higher strength.
- B.
Has the ability to match natural tooth structure.
- C.
Is a good insulator.
- D.
All of the above.
- 21.________ occurs when a metal restoration is touched by a fork.
- A.
Microleakage
- B.
Galvanic action
- C.
Sheer stress
- D.
Corrosion
- 22.A properly triturated amalgam mix should:
- A.
Be a hard mass.
- B.
Contain dry particles.
- C.
Be a soft, pliable mass.
- D.
Separate when packed.
- 23.A difference in the cavity preparation of amalgam versus composite is:
- A.
More retention is cut into the prep for composite.
- B.
Amalgam requires the use of a bonding system.
- C.
Composites are more compatible with most dental materials used for bases.
- D.
Composites require the use of a bonding system.
- 24.A liquid with high viscosity _____ flow easily and _____ effective in wetting a surface.
- A.
Does; is
- B.
Does; is not
- C.
Does not; is
- D.
Does not; is not
- 25.Glass ionomer can be used for class _____ restorations.
- A.
II
- B.
III
- C.
IV
- D.
V
Questions: 40 | Attempts: 2116 | Last updated: Jul 15, 2020
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