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Complete Removable Prosth > Single and Overdenture > Flashcards

Single and Overdenture Flashcards

1
Q

What is the most common situation for a single denture?

A

Max CD with mandibular natural teeth

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2
Q

Natural teeth generate a ____ force against opposing denture

A

Greater

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3
Q

Natural teeth do or do not move in function as a denture does?

A

Do not

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4
Q

______ is routine resorption pattern following extraction of teeth resulting in a smaller maxilla when compared to the dentate arch

A

Centripetal resorption

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5
Q

The maxilla resorbs in what 2 directions?

A

Up and inward

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6
Q

A horizontal arch discrepancy is created when the maxillary arch ____ and becomes ____ in anteroposterior direction

A

Narrows; shorter

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7
Q

A ____ may be required to direct occlusal forces to the bearing area

A

Crossbite

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8
Q

The _____ includes the following:

  • Max ant tissue mobility / hyperplasia
  • Inflammatory palatal hyperplasia (IPH)
  • Maxillary tuberosities enlarged
  • Mandibular posterior bone resorption
  • Mandibular anterior teeth supraerupted
A

Combination Syndrome

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9
Q

What are the 5 things included in the combination syndrome?

A
  • Max ant tissue mobility / hyperplasia
  • Inflammatory palatal hyperplasia (IPH)
  • Maxillary tuberosities enlarged
  • Mandibular posterior bone resorption
  • Mandibular anterior teeth supraerupted
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10
Q

____ is the combination of the curve of spee and wilson; Concave in mand, convex in max

A

Curve of Monson

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11
Q

Curve of Monson is _____ in mand, ______ in max

A

Concave in mand, convex in max

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12
Q

What are the 3 ways to correct the occlusal plane of mandible to allow for single denture?

A

reduce
restore
remove

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13
Q

On a single denture, do you want interdigitation or cusp to cusp?

A

Interdigitation

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14
Q

Biting force of the natural dentition is approx ____ times that of the denture wearers

A

5 times

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15
Q

Which arch would require a resilient liner or osseointegrated implants for a single denture?

A

Mandible

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16
Q

Mandibular anterior resorbs ____ times as fast as maxillary anterior

A

4 times

17
Q

T/F: Rapid bone loss emphasizes the need for any procedure which will slow the bone loss

A

True

18
Q

Overdentures provide ______ support and soft tissue trauma is ______

A

increase; decreased

19
Q

With overdentures, the stability of the denture is _____

A

Increased

20
Q

With overdentures, maintenance of periodontal _____ improves chewing efficiency which increases mastication

A

proprioception

21
Q

When a conventional denture would have a poor prognosis, when opposing an arch of natural teeth, and when combination syndrome is a factor, you use an _____

A

overdenture

22
Q

The disadvantages of ______:

  • cost more than regular denture and need RCT
  • denture is bulkier in some areas
  • denture is more subject to fracture
  • caries/perio issues are a possibility
A

Overdentures

23
Q

Which tooth is the best for abutment?

A

Canines

24
Q

_____ therapy is recommended for most overdenture abutments

A

Root canal therapy

25
Q

Does tooth mobility eliminate a tooth for use as an abutment?

A

No

26
Q

Is mobility increased or decreased when a crown is reduced on the tooth?

A

Decreased

27
Q

____ are best for abutments because of long roots, amenable to RCT, and strategic location at corner of arches

A

Canines

28
Q

After 5-6 years, ____ % of abutment teeth were lost due to periodontal disease, caries, endodontic complications due to poor hygiene

A

10%

29
Q

____ gel can be used for daily application on abutment teeth

A

Fluoride gel

30
Q

What types of restorations are best for abutments?

A

Cast gold copings and amalgam

31
Q

____ around abutment is caused by:

  • movement of denture base
  • Poor oral hygiene
  • Excess space in prosthesis (dead space)
A

Gingivitis

Complete Removable Prosth (18 decks)

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