Card Set Information

2010-11-03 21:43:26

ID of restorations, dental materials and foreign objects
Show Answers:

  1. when and where do you interpret radiographs?
    right after mounting and in front of the patient on a view box or computer screen
  2. how do metallic restorations appear on a radiograph?
    radiopaque-metal absorbs most or all of xray
  3. what are examples of metallic restorations
    • amalgam
    • gold
  4. what are some examples of nonmetallic restorations
    • porcelain
    • composite
    • acrylic
  5. t/f amalgam restorations are completely radiolucent
  6. what are four examples of amalgams on the radiograph
    • one surface
    • multisurface
    • overhangs
    • fragments
  7. t/f gold restorations appear completely radiopaque
  8. gold restorations exhibit a ______ marginal outline
  9. what are two examples of gold restorations
    • gold crowns and bridges
    • gold foil restorations
  10. what are four characteristics of stainless steel and chrome crowns
    • prefabricated
    • usually temporary
    • not as radiopaque as amalgam or gold
    • not contoured properly
  11. where are post and core restorations seen?
    in endodontically treated teeth
  12. a post and core restoration ______ into the pulp canal
  13. what resembles the radiodentsity of dentin?
    porcelain restorations
  14. what are two types of porcelain restorations
    • all porcelain crowns
    • porcelain fused to metal crown
  15. composition of _______ material determines _______ or ______ appearance
    • composite
    • radiolucent
    • radiopaque
  16. _______ restorations are used as temporary restorations
  17. what is the least dense restoration?
  18. _______ appears radiolucent or barely visible
  19. what are the two types of base materials
    • zinc phosphate cement
    • zinc oxide-eugenol paste
  20. _____ ______ are calming to the tooth
    base materials
  21. what is the purpose of metallic pins
    enhance retention
  22. what is an apicoectomy?
    endodontic procedure when they cut the end of the root and cap it with amalgam
  23. what are two materials used in endodontics?
    • gutta percha
    • silver points
  24. what are diatorics?
    metal in the anterior of a complete denture (retention pins)
  25. what are two materials that complete dentures are made of?
    • acrylic
    • porcelain
  26. what three things are removable partial dentures made of?
    • cast metal
    • acrylic
    • porcelain
  27. what three things are used in orthodontics?
    • bands
    • brackets
    • wires
    • fixed retainers
  28. what are five examples of materials used in oral surgery
    • implants
    • suture wires
    • metallic splints and plates
    • bone screws
    • stabilizing arches
  29. what are some miscellaneous objects that can be seen on a radiograph?
    • jewelry
    • eyeglasses
    • napkin chain
  30. what should be removed before radiographs are taken?
    • jewelry
    • eyeglasses
    • napkin chain
    • dentures
    • removable partial dentures