Partial Denture ( Dr. Sokly) II

203 Questions | Total Attempts: 39

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Partial Denture ( Dr. Sokly) II

Questions and Answers
  • 1. 
    204. All of the following clasps are infrabulge clasps except:
    • A. 

      I bar

    • B. 

      Modified T bar

    • C. 

      Roach clasp

    • D. 

      Aker clasp

  • 2. 
    205. A tissue undercut may preclude the selection of:
    • A. 

      A suprabulge clasp

    • B. 

      An infrabulge clasp

    • C. 

      A half and half clasp

    • D. 

      A combination clasp

  • 3. 
    206. The open lattice type on a maxillary class I Removable Partial Denture:  
    • A. 

      Covers the hamular notch

    • B. 

      Covers the tuberosity

    • C. 

      Does not cover the tuberosity

    • D. 

      Does not require substantial inter arch space

  • 4. 
    207. Physiologic Rest in a position of vertical dimension which can be recorded with:
    • A. 

      Centric relation

    • B. 

      Centric occlusion or MIP

    • C. 

      Edge to edge incisor contact

    • D. 

      Posselt’s envelope

  • 5. 
    208. Use long guide plane on class IV kennedy for:
    • A. 

      Retention denture base

    • B. 

      Stabilization denture base

    • C. 

      Path of insertion

    • D. 

      Esthetic denture

  • 6. 
    209. Retentive tip of a clasp should usually be designed to be placed in:
    • A. 

      The occlusal 1/3

    • B. 

      The gingival 1/3

    • C. 

      The occlusal 2/3

    • D. 

      The gingival 2/3

  • 7. 
    210. Height of contour determine is a:
    • A. 

      Path of insertion

    • B. 

      Placed of clasp

    • C. 

      Proximal plate

    • D. 

      Infrabulge and suprabulge

  • 8. 
    211. Reciprocal clasp arm of RPD should be:
    • A. 

      Horizontal force

    • B. 

      Vertical force

    • C. 

      Direct contact

    • D. 

      Lied above high of contour

  • 9. 
    212. What is the most common use material for casting framework of RPD:
    • A. 

      Platinum

    • B. 

      Titanium

    • C. 

      Nickel chrome

    • D. 

      Chrome cobalt

  • 10. 
    213. The external finish line on a maxillary class I RPD originates from the lingual of the guide plane of the terminal abutment and ends:
    • A. 

      At the hamular notch

    • B. 

      In the glenoid fossa

    • C. 

      Opposite the buccal pouch

    • D. 

      Opposite stenon’s duct

  • 11. 
    214. The gridwork minor connector on a maxillary class I removable partial denture:
    • A. 

      Covers the hamular notch

    • B. 

      Covers the tuberosity

    • C. 

      Does not cover the tuberosity

    • D. 

      Covers the crest and tuberosity

  • 12. 
    215. The Removable Partial Denture design should be finalized prior to:
    • A. 

      Any emergency treatment

    • B. 

      Any fixed prosthodontics treatment and preparation of rest seats

    • C. 

      Remove third molar

    • D. 

      Remove crown bridge

  • 13. 
    216. Guide plates for anterior teeth:
    • A. 

      Should be kept to the labial for esthetics

    • B. 

      Should be kept to the cingular for esthetics

    • C. 

      Should be kept to the proximal faces for esthetics

    • D. 

      Should be kept to the lingual and be thinned on labial for esthetics

  • 14. 
    217. Component of a clasp assembly is:
    • A. 

      One rest, a retentive arm, a bracing or reciprocating element, one minor connector

    • B. 

      One or two rests, a retentive arm, a bracing or reciprocating element and one or two minor connector

    • C. 

      One minor connector, one major connector, one rest, one retentive arm, one bracing or reciprocating element

    • D. 

      Two minor connectors, one major connector, one rest, one retentive arm, one bracing or reciprocating element

  • 15. 
    218. In a class III modification 1 RPD, the rests are usually placed:
    • A. 

      On the canines

    • B. 

      Away from the modification space

    • C. 

      In the area of the opposing occlusal contact

    • D. 

      Adjacent to the modification space

  • 16. 
    219. The presence of mandibular lingual tori would indicate the need for:
    • A. 

      A metal base

    • B. 

      Lingual plating

    • C. 

      Tube teeth

    • D. 

      Extra indirect retainers

  • 17. 
    220. Rigid metal retention is associated with:
    • A. 

      A dual path of insertion

    • B. 

      A class IV RPD

    • C. 

      The need for excellent esthetics

    • D. 

      All are correct

  • 18. 
    221. What is the correct relationship of the foot of an-I bar to the survey line (height of contour) on abutment for an extension RPD:
    • A. 

      The foot should be entirely above the survey line

    • B. 

      The foot should be entirely above and partially below the survey line

    • C. 

      The foot should be totally below the survey line

    • D. 

      The relationship of the foot of the I –bar and the survey line of no consequence

  • 19. 
    222. A general rule for rest placement on an abutment adjacent to an extension area is:
    • A. 

      Place the rest on the occlusal surface on the opposite side of the tooth from the extension area

    • B. 

      Place the rest on the occlusal surface adjacent to the extension area

    • C. 

      Place the rest on both the mesial and distal occlusal surfaces

    • D. 

      Do not place a rest on this tooth

  • 20. 
    223. Physiologic adjustment of the framework:
    • A. 

      Is usually done at delivery of the RPD

    • B. 

      Should be done at the framework try-in appointment

    • C. 

      Is usually done at the records appointment

    • D. 

      May be omitted in the presence of strong abutments and good residual ridges

  • 21. 
    224. Physiologic adjustment of the framework is related to:
    • A. 

      The axis of rotation

    • B. 

      The areas of edentulous space

    • C. 

      The number of abutments

    • D. 

      External finish line

  • 22. 
    225. Physiologic adjustment of the framework is related to:
    • A. 

      Adjustment of the framework to the teeth

    • B. 

      Internal finish line

    • C. 

      The classification of  kennedy

    • D. 

      The residual ridge and teeth

  • 23. 
    226. Physiologic adjustment of the framework is related to:
    • A. 

      Functional movement of the framework

    • B. 

      The major connector and natural teeth

    • C. 

      The minor connector and natural teeth

    • D. 

      The rest and indirect retainer

  • 24. 
    227. The internal and external finish line is:
    • A. 

      Normally superimposed over each other

    • B. 

      Normally off set from each other to avoid weakness in the framework

    • C. 

      Normally designed and placed independently

    • D. 

      None of the above statements are true

  • 25. 
    228. What is component of a clasp assembly is:
    • A. 

      One or more minor connectors

    • B. 

      One or more major connectors

    • C. 

      One or more denture bases

    • D. 

      One or more proximal plates

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