temp and imp

1. 1Agar is a gelatin-type material derived from seaweed?

   1. ATrue
   2. BFalse
2. 2What is an irreversible hydrocolloid material used for taking preliminary impressions?

   1. Aagar
   2. Balginate
3. 3Foundation or the basic ingredient of a material?

   1. Abase
   2. Bcatalyst
4. 4What is border molding?

   1. Abringing a material to a desired consistency
   2. Bcloser adaptation of impression edges to the mucobuccal fold
5. 5Substance that modifies or increases the rate of a chemical reaction?

   1. Abase
   2. Bcatalyst
   3. Ccolloid
6. 6Centric is having an object centered ,such as the maxillary teeth centered over the mandibular teeth

   1. ATrue
   2. BFalse
7. 7A suspension of particles in a dispersion medium such as water. Its 2 phases are gel and sol.

   1. Asyneresis
   2. Belastomeric
   3. Ccolloid
8. 8Elastomeric is a material having elastic properties from rubber?

   1. ATrue
   2. BFalse
9. 9The absorption of water, causing an object to swell

   1. Acatalyst
   2. Bhydro
   3. Cimbibition
10. 10The loss of water, causing something to shrink?

    1. Asyneresis
    2. Bimbibition
    3. Ctempering

11. 11Bringing a material to a desired consistency?

    1. Asyneresis
    2. Bimbibition
    3. Ctempering
12. 12Impressions are a positive reproduction of those structures?

    1. ATrue
    2. BFalse
13. 13Stone model create a negative reproduction

    1. ATrue
    2. BFalse
14. 14 The 3 classifications of impressions used in dental procedures are preliminary, final and bite registration?

    1. ATrue
    2. BFalse
15. 15Preliminary impressions are used all EXCEPT what?

    1. Adiagnostic models
    2. Bcustom trays
    3. Cprovisional coverage
    4. Dcrowns
    5. Epre and post treatment models
16. 16Final impressions are taken by the assistant?

    1. ATrue
    2. BFalse
17. 17Impression is WHAT kind of reproduction?

    1. Anegative
    2. Bpositive
18. 18OF the 3 classifications of impressions, which can the assistant legally take?

    1. Afinal
    2. Bpreliminary
    3. Cbite registration
19. 19Which of the 3 classifications of impressions is used for occlusal relationships?

    1. Afinal
    2. Bpreliminary
    3. Cbite registration
20. 20Impression trays are used to hold the material for taking impression?

    1. ATrue
    2. BFalse
21. 21Which is NOT a requirement for the impression trays?

    1. Acarry the impression material
    2. Bbe free of holes
    3. Chold the material close to the teeth
    4. Davoid breaking during removal
    5. Eprevent warping the completed impression
22. 22What type of tray must use an adhesive?

    1. Aperforated
    2. Btriple tray
    3. Csmooth
23. 23How long does the tray adhesive must dry before applying impression material?

    1. A10 minutes
    2. B15 minutes
    3. C20 minutes
24. 24What type of tray covers half of the arch?

    1. Aquad
    2. Bfull
    3. Csection
25. 25Which type of tray allows the material to have an mechanical lock?

    1. Asmooth
    2. Bperforated
26. 26Which type of tray is used most for final impression?

    1. Astock
    2. Bcustom
27. 27wax is used to extend the length of a tray?

    1. ATrue
    2. BFalse
28. 28Alginate is a reversible material

    1. ATrue
    2. BFalse
29. 29Alginate impression must be poured within what time?

    1. A10 minutes
    2. B24 hrs
    3. C1 hrs
30. 30Normal set alginate has a working/set time is what?

    1. A1/3
    2. B2/4
    3. C3/5
31. 31Fast set time for alginate is what?

    1. A1/2
    2. B2/3
    3. C3/4
32. 32What is NOT a factor that you must consider to choose Normal set alginate or fast set?

    1. Adifficulty sitting impression
    2. Boperator is working alone
    3. Cpatient has a gag reflex
    4. Dfamiliar use of brand
33. 33What organic material is in hydrocolloid?

    1. Aagar
    2. Bsalt
    3. Cwater
34. 34What is another name for irreversible hydrocolloid?

    1. Apolyside
    2. Bsilicone
    3. Calginate
35. 35Elastomeric impression material is used for what type of impression?

    1. Apreliminary
    2. Bbite
    3. Cfinal
36. 36The 4 types of elastomeric materials most often used are-polysulfide ,polyether ,silicone ,polysiloxane

    1. ATrue
    2. BFalse
37. 37Advantages of using polysulfide (rubber base) are?

    1. Astrong odor
    2. Bstains clothing
    3. Clong working time
38. 38Which elastomeric material has no odor, non staining and easily mixed?

    1. Apolysulfide
    2. Bpolyether
    3. Csilicone
    4. Dpolysiloxane
39. 39Which material is not commonly used for bite registration?

    1. Awax
    2. Bpolysiloxane
    3. Czoe
    4. Dpolysulfide
40. 40Thin crown used provisional coverage on posterior teeth.

    1. Acustom
    2. Bpolycarbonate
    3. Caluminum
41. 41Pertaining to coverage designed from a preliminary impression or thermoplastic tray resembling the tooth being prepared

    1. Acustom
    2. Bpolybarbonate
    3. Caluminum
42. 42Provisional crown made from hard plastic tooth-colored material used for anterior teeth

    1. Acustom
    2. Bpolyocarbonate
    3. Caluminum
43. 43Provisional coverage designed in a shell like form

    1. Acustom
    2. Bpolymer
    3. Cpolycarbonate
    4. Daluminum
44. 44Pertaining to provisional coverage that is already shaped in the necessary appearance

    1. Acustom
    2. Bpolycarbonate
    3. Cpolymer
    4. Dperformed
45. 45Pertaining to temporary coverage made for crown or bridge preparations ad worn during cast prepartion

    1. Acustom
    2. Bpreformed
    3. Cprovisional
46. 46Which indication is NOT required for provisional coverage?

    1. Ato reduce sensitivity and discomfort of the prepared tooth and surrounding tissue
    2. Bto maintain function and esthetics
    3. Cto protect the margins or the prepartion
    4. Dto prevent shifting of the adjacent or opposing teeth
    5. Ethat can last for more than a year
47. 47Most common type of provisional?

    1. Apolycarbonate
    2. Bperformed
    3. Ccustom
48. 48What type crown of used only in the posterior?

    1. Aaluminium
    2. Bcustom
    3. Cpolybocarnate
49. 49What type of temporary crown is used where appearance is important?

    1. Apolycarbonate
    2. Bpolymer
    3. Ccustom
50. 50Specific criteria must be followed for provisional coverage, Which is NOT one of them.

    1. Aesthetically acceptable
    2. Bcontours of the temporary is similar to the natural tooth
    3. Cis in occulsal contact
    4. Ddoes not extend the below the margin
    5. Ecomfortable for the patient and can be removed easily
51. 51Most common material used for custom provisional?

    1. Acomposite
    2. Bacrylic
    3. Cpolymer
52. 52The perform technique used shell like crowns-these crowns are made from a polymer material.

    1. ATrue
    2. BFalse
53. 53What type of crown that can be used as long term adult case but is commonly used for primary molars.

    1. Aaluminum
    2. Bstainless steel
54. 54What is required before tooth preparation in the making of custom provisional coverage?

    1. Aselect shade
    2. Bpreliminary
    3. Cdeliverly apt
55. 55Does a polycarbonate crown remain on a prepared tooth or is it just a mold for the provisional coverage?

    1. Aremain
    2. Bmold

Description

Certificate temp and imp Quiz on temp and imp, created by annaflafferty on 23/04/2015.

Author

annaflafferty

Language

English

Views

1

History

Created on 23 Apr 2015 · updated on 21 Apr 2016

Tags

temp and impcertificate

Rating

No ratings yet

Rate this quiz

Rate this quiz

More on Impression Materials and Gypsum Products