Partial Denture I Test

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1 / 60

Requirements of denture base minor connector are following, except:

a. It should have good bulk

b. It should be free of interference for future adjustment

c. It should not interfere with tooth arrangement

d. Open enough to avoid weakening of attached acrylic

2 / 60

Incisal rests should generally not used on maxillary incisors Why?:

a. for mandibular class 4 kennedy only

b. for maxillary and mandibular class 1 and 2 kennedy

c. for maxillary class 4 kennedy only

d. poor esthetics and interferences with opposing occlusion

3 / 60

Approach arm រត់តាមបណ្តោយសាច់ mucosa ហើយ តភ្ជាប់ជាមួយៈ:

a. Body retentive terminal

b. Reciprocal arm

c. Retentive Terminal

d. Retentive clasp arm

4 / 60

Retention of RPD is obtained by:

a. Retaining elements and denture bases

b. Rests and rest seats

c. Denture bases and minor connectors

d. Retaining elements, denture bases and Denture bases and minor connectors

5 / 60

In an infrabulge clasp, the clasp arm arises either from:

a. Lingual flange of acrylic or border of metal base

b. Denture framework

c. A metal base or framework

d. Border of metal base

6 / 60

Major connector should be :

a. rigid to connect bilateral components

b. able to function as direct retainer

c. able to act as indirect retainer

d. able to function as stress breakers

7 / 60

Minor Connector ចែកទំងន់ទៅ :

a. Rest

b. Clasp

c. Indirect Retainer

d. ធ្មេញដែលនៅសល់

8 / 60

Body ភ្ជាប់ពី Shoulder ទៅៈ:

a. Reciprocal arm

b. Minor Connector

c. Retentive clasp arm

d. Retentive terminale

9 / 60

An undercut in relation to tooth lies:

a. below the survey line

b. above the survey line also

c. below the survey line and above the survey line also

d. on occlusal surface

10 / 60

ទិសដៅធ្មេញដាក់ដោះមួយផ្នែក រំលែកបន្ទុកលើផ្ទៃ:

a. Linguale

b. Occlusal

c. Mésisal

d. Vestibulaire

11 / 60

Minor Connector ចែកទំងន់ទៅលើៈ:

a. ស្ពានសំខាន់

b. Clasp

c. តួអញ្ចាញដែលគ្មានធ្មេញ

d. Rest

12 / 60

Reciprocal Arm អាចតទល់នឹងចលនាៈ:

a. ផ្អៀង

b. ខ្វែង

c. ផ្តេក

d. បញ្ឈរ

13 / 60

ទិសដៅធ្មេញដោះដាក់មួយផ្នែកអោយមានទំរង់ៈ:

a. មុខមាត់ធំ

b. មុខវៀច

c. មុខមាត់តូច

d. មុខល្អ

14 / 60

The total retention for a RPD is obtained from:

a. Denture style retention(adhesion ,cohesion ,interfacial surface tension)

b. Pontic with major connector

c. Natural teeth and major connector

d. Major connector and minor connectors

15 / 60

The condyle on the working side is called the working condyle, which is also known as the:

a. translatory condyle

b. rotating condyle

c. orbiting condyle

d. balancing condyle

16 / 60

ចំណាត់ថ្នាក់ទី ២ នៃចន្លោះធ្មេញ គឺប្រឡោះធ្មេញ :

a. ខាងទាំងពីរ

b. ក្រោយតែម្ខាង

c. ក្រោយទាំងសងខាង

d. ខាងមុខតែមួយ

17 / 60

Marginal ridge for a rest seat should be reduced by at least:

a. 1.5mm

b. 2mm

c. 3mm

d. 1mm

18 / 60

Bar Clasp វាមាន:

a. រាងធំខុសធម្មតា

b. សោភ័ណភាព

c. រាងក្រងិកក្រង៉ក់

d. មិនសូវល្អមើល

19 / 60

Dislodgement of indirect retainer from its seat when rotation occurs, indicates:

a. Inefficiency of direct retainer

b. Efficient indirect retainer

c. Efficient indirect retainer and Need to reline the distal extension denture base

d. Need to reline the distal extension denture base

20 / 60

Indirect Retainer គឺជាផ្នែកនៃក្រាសធ្មេញទប់ត្រង់កន្លែង :

a. ផ្ទៃចំហៀង

b. ផ្ទៃខាងមុខ

c. ពង្រីកផ្ទៃក្រោយ

d. ផ្ទៃកណ្តាល

21 / 60

Cleaning a removable partial denture in sodium hypochlorite may result in:

a. increased caries activity

b. corrosion of the metal the framework

c. increased periodontal problems

d. whitening acrylic resin and artificial teeth

22 / 60

Sublingual bar is placed:

a. inferior and anterior to lingual bar

b. inferior and posterior to lingual bar

c. inferior to lingual bar and inferior and anterior to lingual bar

d. inferior to lingual bar

23 / 60

Guiding plane are:

a. usually single

b. usually multiple

c. usually multiple and usually parallel

d. usually parallel

24 / 60

Lingual plating should be supported :

a. with the rests

b. by the inclined surfaces of the mandibular incisors

c. with bracing arms

d. with minor connector

25 / 60

សារៈប្រយោជន៍នៃធ្មេញដាក់ដោះមួយផ្នែកដើម្បីៈ:

a. ដាក់ទៅកកិតនឹងជាលិកា

b. ជួយជំនួសជាលិកាដែលបាត់បង់ទៅ

c. ឈឺសាច់ជាលិកា

d. ជាលិកាស្រកទៅនៅដដែល

26 / 60

The mandibular distal extension RPD extends up to :

a. anterior 2/3 of retro-molar pad

b. just behind abutment

c. anterior one third length of retro –molar pad

d. full length of retromolar pad

27 / 60

Rest អាចៈ:

a. អោយមានគ្រោះថ្នាក់ដល់ជាលិកាទន់

b. អោយជាលិការហែក

c. អោយជាលិកាទន់នៅដដែល

d. សង្កត់លើជាលិកាទន់ឈឺ

28 / 60

An ideal clasp assembly should possess the following quality:

a. Reciprocation

b. Weight of metal

c. Kind of metal

d. Elasticity

29 / 60

កន្ទុយរបស់ Rest រាងក្រអូបលយទៅៈ:

a. Face occlusale

b. Face Distale

c. Face Mesiale

d. Face Vestibulaire

30 / 60

Protrusive or Retrusive movements can also be called………………movement:

a. translatory or vertical

b. sliding crossbite excursions

c. translatory or sliding

d. translatory or shifting

31 / 60

Retainer:

a. ប្រដាប់ដែលដាក់លើធ្មេញដែលដកចេញ

b. ប្រដាប់ដាក់បង្កប់នៅក្នុងជាតិនីឡុងធ្មេញ

c. ប្រដាប់ដាក់លើធ្មេញដែលកប់ក្នុងឆ្អឹង

d. ប្រដាប់ដាក់ភ្ជាប់ទៅនឹងធ្មេញជន្ទល់

32 / 60

A removable partial denture may be :

a. tooth and tissue supported

b. all tooth support supported

c. all tissue supported

d. all tooth support supported and tooth and tissue supported

33 / 60

Which one of the following Kennedy classes of RPD, never has an axis of rotation?:

a. class II of Kennedy

b. class I of Kennedy

c. class IV of Kennedy

d. class III of Kennedy

34 / 60

A removable partial denture may be:

a. Tooth and tissue supported

b. All tooth supported and tissue supported

c. All tooth supported

d. All tissue supported

35 / 60

When the survey line is height on the Mesial or Distal but low on the center, which one design clasp:

a. U clasp

b. Y clasp

c. I clasp

d. T clasp

36 / 60

ទំពក់ Circlet:

a. ទប់ជាប់ស្អិតដូច Bar Clasp

b. មិនសូវទប់ជាប់ល្អដូច Bar Clasp

c. ទប់ជាប់ល្អដូច Bar Clasp

d. តោងជាប់ល្អដូច Bar Clasp

37 / 60

ទំពក់ Circlet:

a. ពិបាកដាក់លើធ្មេញជន្ទល់

b. ពិបាកធ្វើគំរោង

c. ពិបាកពត់ឡើងចុះ

d. ស្រួលធ្វើគំរោង

38 / 60

Rest Plate System វាអាចៈ:

a. មិនប៉ះទៅនឹងធ្មេញដែលនៅឆ្ងាយ

b. មិនប៉ះទៅនឹងធ្មេញជិតខាង

c. ប៉ះទៅនឹងធ្មេញជិតខាង

d. ប៉ះទៅនឹងធ្មេញដែលនៅឆ្ងាយ

39 / 60

A mandibular movement which is<< either opening or closing motions of the mandible around a horizontal axis that is common to both condyles >> would be best classified as a…………movement:

a. lateral

b. centric relation

c. translatory excursion

d. hinge

40 / 60

Usually rest seats are located at:

a. Enamel

b. The junction of enamel and dentin

c. Dentin

d. At cement enamel junction

41 / 60

Infrabulge clasps originate:

a. above the height of contour

b. above the occlusal surface of most premolars

c. below the height of contour

d. above the 12mm undercut areas

42 / 60

Infrabulge clasp is advocated by:

a. Devan

b. Wills

c. Kennedy

d. Applegate

43 / 60

Incisal rests:

a. Mostly used as axillary rests and Mostly used as indirect retainer

b. Mostly used as indirect retainer

c. Mostly used as axillary rests

d. Mostly preferred for maxillary anterior

44 / 60

Main cause of failure of partial denture results from :

a. interference with the function of the tongue

b. caries of the abutment

c. fracture of metal frame work

d. resorption of the ridge

45 / 60

Continuous bar lies:

a. on lingual side of anterior teeth

b. on cingulum of anterior teeth

c. on incisal third of the lingual side of the anterior teeth

d. on or above cingula of anterior teeth

46 / 60

A general rule for rest placement on an abutment adjacent to an extension area is:

a. Do not place a rest on this tooth

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

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

d. Place the rest on both the mesial and distal occlusal surfaces

47 / 60

Mesh type of grid work minor connectors is:

a. Interferes with setting of teeth

b. Potentially more rigid

c. Struts are too thick

d. Potentially superior retention

48 / 60

Ring Clasp ប្រើលើក្បាលធ្មេញ:

a. ជួសជុលរួច

b. ដែលខូច

c. ទាំង 3ខាងលើត្រូវ

d. ធម្មជាតិ

49 / 60

Following condition(s) is/are also called as distal extension partial denture:

a. Kennedy class I mod. I

b. Kennedy class IV mod. I

c. Kennedy class I

d. Kennedy class IV

50 / 60

Fixed Prosthodontics:

a. ការដាក់ធ្មេញសិប្បនិម្មិតមានត្រណាប់ដោះបាន

b. ការដាក់ធ្មេញសិប្បនិម្មិតដែលមិនអាចដោះបាន

c. ការដាក់ធ្មេញសិប្បនិម្មិតហើយដោះបាន

d. ការដាក់ធ្មេញសិប្បនិម្មិតមានត្រណាប់ដល់គ្នាដោះបាន

51 / 60

Tissue stops are useful in:

a. Stabilizing framework during processing and Stops the tissue impingement by tray

b. Stops the tissue impingement by tray

c. Stabilizing framework during processing

d. Engaging buccal slope of the residual ridge

52 / 60

Advantage of internal occlusal rest are following except:

a. Eliminates visible clasp arm

b. Rest seat is located in a more favorable position

c. Provides support and stabilization

d. Provide retention

53 / 60

Considering the design of an RPD for the mandibular arch:

a. Survey crowns should be done to correct the mesial tilt of the molars

b. A dual path of insertion should be considered

c. Retentive clasps are required next to each edentulous space

d. The lingual plate would be the major connector of space

54 / 60

The minor connector that contacts the guiding plane:

a. Is thicker lingually than buccally

b. Has the same contour as guiding plane and Is thicker lingually than buccally

c. Has the same contour as guiding plane

d. No change in thickness buccolingually

55 / 60

Guiding planes may be contacted by following parts of partial denture, except:

a. Stabilizing arm direct retainer

b. Body of extracoronal direct retainer

c. Minor connector of denture base

d. Minor connector of indirect retainer

56 / 60

The basic movement of mandible:

a. hinge ,lateral and translatory movement

b. translatory movement

c. lateral movement

d. hinge movement

57 / 60

Following parts of a removable partial denture may act as indirect retainer, except:

a. Rests

b. Minor connector supporting rests

c. Retentive tip

d. Proximal plates

58 / 60

សារៈប្រយោជន៍នៃធ្មេញដាក់ដោះមួយផ្នែកដើម្បីៈ:

a. អោយធ្មេញនៅសល់ 2 ឬ 3 ឈឺ

b. អោយហួសចំណុះធ្មេញ 2 ឬ 3 ដែលនៅសល់

c. អោយធ្មេញនៅសល់ 2 ឬ 3 រង្គើ

d. កុំអោយធ្មេញដែលនៅសល់ 2 ឬ 3 ហួសចំណុះ

59 / 60

Bar type configuration of clasps can also be used for:

a. Stabilization

b. Retention

c. Sustentation

d. Reciprocation

60 / 60

Bar Clasp ជាប្រភេទទំពក់:

a. រុញនៅត្រឹមអញ្ចាញ

b. រុញហួសពីកន្លែងទប់

c. ទាញ

d. រុញទល់នឹងកន្លែងទប់

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និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត