Partial Denture I Test

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1 / 60

The Removable Partial Denture design should be finalized prior to:

a. Remove third molar

b. Remove crown bridge

c. Any emergency treatment

d. Any fixed prosthodontics treatment and preparation of rest seats

2 / 60

Kennedy classification is determined by:

a. The largest tooth in the space

b. The first tooth to be lost

c. The most posterior tooth missing

d. The most anterior tooth missing

3 / 60

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

a. Minor connector supporting rests

b. Retentive tip

c. Rests

d. Proximal plates

4 / 60

The total retention for a RPD is obtained from:

a. Natural teeth and major connector

b. Pontic with major connector

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

d. Major connector and minor connectors

5 / 60

Tripod of dental surveyor is the method used:

a. Surveyor to have reproducible position of the cast on the surveyor

b. Determine the undercut areas on the tooth

c. For giving clasp assemblies at 3 points

d. Surveyor for recording the relation of the cast to the surveyor

6 / 60

Rest នៅមុខទំពាររាងវាៈ:

a. Triangular

b. Ovoid

c. Tapering

d. Square

7 / 60

All of the following clasps are infrabulge clasps except ?:

a. Modified T bar

b. Akers clasp

c. Ibar

d. Roach clasp

8 / 60

Denture bases of RPD offer:

a. Primary retention and Mechanical retention

b. Mechanical retention

c. Primary retention

d. Secondary retention

9 / 60

Incisal rests:

a. Mostly used as indirect retainer

b. Mostly preferred for maxillary anterior

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

d. Mostly used as axillary rests

10 / 60

Ponctic គឺតួស្ពានដែលធ្វើអំពីៈ:

a. Composite

b. Amalgame

c. Ciment

d. Plastic ឬ metal crown

11 / 60

A removable partial denture may be:

a. All tooth supported

b. All tooth supported and tissue supported

c. Tooth and tissue supported

d. All tissue supported

12 / 60

ទំពក់ Circlet មានៈ:

a. ការទ្រទ្រង់បានរឹងមាំ

b. ការទ្រទ្រង់មិនសូវរឹងមាំ

c. ការទប់ទល់ទំងន់មិនសូវល្អ

d. ការទប់ទល់នឹងកំលាំងផ្តេកមិនសូវបានល្អ

13 / 60

For the preparation of rest seat:

a. Marginal ridge should be reduced by 1 mm

b. The outline to have greater length than width

c. Marginal ridge should be reduced by 25 mm

d. The outline to have greater width than length

14 / 60

Removable Prosthodontics:

a. ការដាក់ធ្មេញសិប្បនិម្មិតមានត្រណាប់ដោះចេញចូលបាន

b. ការដាក់ធ្មេញសិប្បនិម្មិតដែលមិនអាចដោះបាន

c. ការដាក់ធ្មេញសិប្បនិម្មិតមានត្រណាប់ដោះមិនបាន

d. ទាំងបីខាងលើត្រូវ

15 / 60

An area undercut may preclude the selection of :

a. A suprabulge clasp

b. An infrabulge clasp

c. A Half and half clasp

d. A combination clasp

16 / 60

លក្ខខណ្ឌដែលត្រូវធ្វើធ្មេញដាក់ដោះមួយផ្នែក ដែលធ្មេញផ្នែកខាងក្រោយគ្មានត្រូវ :

a. ធ្វើទ្រនង់បាត

b. ពង្រីកបាតក្រោយ

c. បង្រួមបាត

d. ធ្វើអោយរលុងបាត

17 / 60

Setting of a RPD may occur due to one of the following reasons, except:

a. Flow of amalgam underneath restorations

b. Intrusion of abutment

c. Improper rest design

d. Giving canine rest seat

18 / 60

An ideal design framework of RPD should be:

a. Locate retention areas

b. Determine the path of insertion

c. All are correct

d. Locate the height of contour

e. As guiding planes

19 / 60

សមាសភាពនៃធ្មេញដាក់ដោះមួយផ្នែក :

a. Ponctic

b. ទាំងបីខាងលើត្រូវ

c. Ponctic និង Denture Base

d. Abutment Tooth

e. Denture Base

20 / 60

Advantages of resin bases is :

a. lower strength / wear resistance than metal

b. dimensional stability-warp

c. esthetically superior to metal bases

d. porous – hygiene

21 / 60

Height of contour determine is a:

a. Placed of clasp

b. Infrabulge and suprabulge

c. Proximal plate

d. Path of insertion

22 / 60

Ring Clasp:

a. អាចទប់នឹងកំលាំងបណ្តោយ

b. អាចទប់នឹងកំលាំងបង្វិល

c. ទាំង 3 ខាងលើត្រូវ

d. មិនអាចទប់នឹងកំលាំងបង្វិល

23 / 60

Indirect Retainer គឺជាផ្នែកនៃការក្រាស់ធ្មេញ ប្រឆាំងលើកន្លែងៈ:

a. ទាំងបីខាងលើត្រូវ

b. ម្ខាងទៀតដែលផ្ទុយគ្នានៃអ័ក្សកំណល់

c. ម្ខាងទៀតដែលអ័ក្សកំណល់នៅឆ្ងាយ

d. ម្ខាងទៀតដែលគ្មានអ័ក្សកំណល់

24 / 60

Lingual bar is used in conditions where :

a. when abutment teeth have poor bony support

b. lingual sulcus is deep

c. when splinting of adjacent teeth is required

d. lingual sulcus is shallow

25 / 60

Reciprocal arm បើសិនជាធ្វើបានអោយស្របនឹងៈ:

a. ទាំង 3ខាងលើត្រូវ

b. បន្ទាត់ចូល

c. ទិសដែលមិនអាចដាក់ចូល

d. ទិសប្រឆាំងនឹងបន្ទាត់ខ្វែង

26 / 60

The only one flexible minor connectors is :

a. that connecting indirect retainer assembly to the major connector

b. that connecting clasp assembly to major connector

c. approach arm of a bar clasp

d. that joining the denture base to major connector

27 / 60

When designing palatal major connectors ,relief should for:

a. Ridge area

b. Rugae areas

c. Elevated mid suture line

d. Palatal torus

28 / 60

Chemical bonding of resin to metal involves following, except:

a. Resin bonding agent application

b. Silica coating

c. Loops and Mesh

d. Thin layer of acrylic resin over the metal

29 / 60

An ideal design a major connector should possess the following qualities:

a. Stress distribution

b. Rigidity

c. Unification

d. Cross Arch stabilization

e. All are correct

30 / 60

The diagnosis of master cast of RPD be for design framework should be:

a. Determine path of insertion

b. Determine high of contour

c. All are correct

d. Determine parallelism of abutments

e. Determine guiding planes

31 / 60

When anterior teeth are to be replaced, the best path of placement that can be selected is:

a. Vertical

b. Right lateral

c. Horizontal

d. Antero-posterior

32 / 60

Prosthodontics:

a. ការផ្លាស់ប្តូររាងកាយដែលបាត់បង់ទៅ

b. ការទុកប្រលោះធ្មេញអោយនៅដដែល

c. ការផ្លាស់ប្តូរធ្មេញធម្មជាតិត្រង់កន្លែងដែលបាត់

d. ផ្លាស់ប្តូរធ្មេញសិប្បនិម្មិត ត្រង់កន្លែងដែលបាត់

33 / 60

Reciprocal Arm អាចតទល់នឹងចលនាៈ:

a. ផ្អៀង

b. បញ្ឈរ

c. ផ្តេក

d. ខ្វែង

34 / 60

ទិសដៅនៃធ្មេញដាក់ដោះមួយផ្នែកដើម្បីៈ:

a. ដាក់ត្រង់កន្លែងខ្លះៗ

b. ដាក់ទៅមុខទំពារពុំសូវល្អ

c. ប៉ះបំពេញភាពដើម

d. ដាក់នៅសល់ប្រឡោះធ្មេញ

35 / 60

During biting a maxillary class I RPD with rotate around a line determined by the rigid metal above the survey line and closed to the extension areas This line is called:

a. Camper’s line

b. Frankfurt line

c. Dual path line

d. Axis of rotation

36 / 60

Clasp retention is:

a. Perpendicular to path of placement and Resistance of metal to deformation

b. Perpendicular to path of placement

c. Resistance of metal to deformation

d. Tight holding of tooth by the clasps

37 / 60

ទិសដៅធ្មេញដោះដាក់មួយផ្នែកអោយប្រសើរនូវៈ:

a. ការលេបអាហារ

b. បៀមអាហារ

c. ទាំង 3ខាងលើត្រូវ

d. ទំពារអាហារ

38 / 60

The external finish lines on this framework are:

a. Correct

b. Would allow for acrylic and metal

c. Indistinct

d. too deep or over contoured

39 / 60

An undercut in relation to tooth lies:

a. below the survey line

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

c. above the survey line also

d. on occlusal surface

40 / 60

Fixed Prosthodontics:

a. ការដាក់ធ្មេញសិប្បនិម្មិតមានត្រណាប់ដល់គ្នាដោះបាន

b. ការដាក់ធ្មេញសិប្បនិម្មិតហើយដោះបាន

c. ការដាក់ធ្មេញសិប្បនិម្មិតមានត្រណាប់ដោះបាន

d. ការដាក់ធ្មេញសិប្បនិម្មិតដែលមិនអាចដោះបាន

41 / 60

A distal extension partial denture receives its support :

a. from terminal abutments

b. mostly from residual ridge

c. equally from abutments and the residual ridges

d. exclusively from residual ridge

42 / 60

Lingual plating should be supported :

a. with minor connector

b. with the rests

c. by the inclined surfaces of the mandibular incisors

d. with bracing arms

43 / 60

Major Connector ធ្វើអោយៈ:

a. ធ្វើអោយមានពកសាច់ក្រអូម

b. ក្រអូមទន់រយាក

c. មានដំបៅលើសាច់ក្រអូម

d. មានសភាពសុខស្រួលនៅក្នុងមាត់

44 / 60

Parts that offer support for removable partial denture are following:

a. Rest and retentive arm

b. Rest and reciprocal arm

c. Rest and denture base

d. Rest and minor connector

45 / 60

Rest:

a. is placed on rest seat always and mainly offers stability

b. mainly offers stability

c. is placed on rest seat always

d. need not have rest seat

46 / 60

The external finish line is:

a. the external of framework metal and the natural teeth

b. the external of framework metal and denture base plastic

c. the external of the natural teeth and the denture base plastic

d. the external of framework metal and supporting tissues

47 / 60

The kennedy classification of this RPD is…….in the mandibular with missing teeth #38, 37, 36 #31, 32#41, 42, 43, 47, 48:

a. Class II mod. I

b. Class I mod. II

c. Class I mod. I

d. Class IV mod. II

48 / 60

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

a. orbiting condyle

b. rotating condyle

c. translatory condyle

d. balancing condyle

49 / 60

Floor of the cingulum rest seats is placed towards:

a. Distal axial wall

b. Mesial axial wall

c. Incisal end

d. Cervical end

50 / 60

Bar Clasp គេប្រើទៅលើ :

a. Class II

b. Class I

c. Class IV

d. Class III

51 / 60

សារៈប្រយោជន៍នៃធ្មេញដាក់ដោះមួយផ្នែក ដើម្បីជួយការពារធ្មេញដែលនៅសល់ :

a. អោយរង្គើ

b. អោយរឹងណែនដដែល

c. កុំអោយរង្គើ

d. អោយរឹងណែនដដែល – កុំអោយរង្គើ

e. អោយខុសជួរ

52 / 60

Following are true for distal extension denture base RPD except:

a. Metal denture bases can be used when the tissues are displaced

b. Metal denture bases can be used

c. If relining is required, metal denture base can be replaced

d. More resorption occurs at the distal most end of edentulous area

53 / 60

Bar Clasp វាមាន:

a. មិនសូវល្អមើល

b. រាងធំខុសធម្មតា

c. រាងក្រងិកក្រង៉ក់

d. សោភ័ណភាព

54 / 60

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. Opposite the buccal pouch

b. At the hamular notch

c. In the glenoid fossa

d. Opposite stenon’s duct

55 / 60

Which of the following is not a mandibular major connector? :

a. lingual plate

b. lingual arch

c. lingual bar

d. labial bar

56 / 60

Relief under a maxillary major connector :

a. is required

b. may be used

c. may not be used

d. is generally not required

57 / 60

What are the functions of an indirect retainer:

a. To connect the parts of the prosthesis located on one side of the arch with those on the opposite side

b. To link the major connector and other parts of the prosthesis together

c. To prevent horizontal dislodgement of the distal extension base of a RPD

d. To prevent vertical dislodgement of the distal extension base of a RPD

58 / 60

Deepest part of a rest seat is towards:

a. Marginal ridge

b. Disto-lingual line angle

c. Central fossa

d. Disto- buccal line angle

59 / 60

Requirements of a Major connector:

a. rigidity, non interference with tissues, minimize food impaction and unobtrusive

b. distributes functional loads to both teeth and mucosa

c. connects various parts

d. partial denture acts as one unit

60 / 60

Retentive Arm វាអាច:

a. មិនអាចបត់បែនបាន

b. ទន់

c. បត់បែនបាន

d. សង្កត់ឡើងចុះបាន

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និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត