Partial Denture I Test

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1 / 60

The total retention for a RPD is obtained from:

a. Artificial teeth with major connector

b. Artificial teeth with natural teeth

c. Fictional retention from guide surface/guide plate contacts

d. Occlusion of artificial teeth

2 / 60

Full palatal plate:

a. Six or less anterior teeth remain

b. Connector of choice in short distal extension cases

c. Six or more anterior teeth remain

d. Minimum tissue support

e. Maximum tissue support , connector long distal extension cases, six or less anterior teeth remain

3 / 60

Bar Clasp ជាប្រភេទទំពក់:

a. ទាញ

b. រុញនៅត្រឹមអញ្ចាញ

c. រុញហួសពីកន្លែងទប់

d. រុញទល់នឹងកន្លែងទប់

4 / 60

Methods to check loss of support for distal extension denture base include following except:

a. Using free flowing irreversible hydrocolloid under denture base

b. Allowing tissue rest by removing the RPD

c. Evidence for heavy occlusal contacts of natural dentition

d. Applying alternate pressure over the artificial teeth

5 / 60

សារៈប្រយោជន៍នៃធ្មេញដាក់ដោះមួយផ្នែកដើម្បី :

a. ប្រើជាលិកាទន់ដើម្បីទ្រទ្រង់

b. ប្រើឆ្អឹង

c. ប្រើជាលិការឹងដើម្បីទ្រទ្រង់

d. ប្រើជាលិកាក្រអូមទន់ដើម្បីទ្រទ្រង់

6 / 60

Vertical tissue ward movement of denture is controlled by following except:

a. Retentive tip of the clasp

b. Total amount of occlusal load applied

c. Tissue of residual ridge

d. Accurately fitting denture base

7 / 60

Rest Plate System វាមានកន្លែងទប់នៅចំណុចៈ:

a. ប្រសព្វផ្ទៃ Linguale

b. ប្រសព្វនៃផ្ទៃ Vestibulaire

c. ប្រសព្វផ្ទៃទំពារ និងផ្ទៃជិតជាប់ និងស្ពានតូច

d. ប្រសព្វនៃផ្ទៃ Crête alvéolaire.

8 / 60

Guiding planes which are not in the same parallel plane horizontally:

a. Enhance cross-arch resistance to horizontal rotation

b. Decrease the stabilization

c. Decrease cross-arch resistance to horizontal rotation

d. Increase the food trap

9 / 60

Edentulous Space គឺកន្លែងធ្មេញដែល :

a. ដុះខុសជួរ

b. យកចេញ

c. កំពុងប្រើប្រាស់

d. នៅសល់

10 / 60

Kennedy classification is determined by:

a. The most posterior tooth missing

b. The most anterior tooth missing

c. The largest tooth in the space

d. The first tooth to be lost

11 / 60

Retainer:

a. ប្រដាប់ដាក់បង្កប់នៅក្នុងជាតិនីឡុងធ្មេញ

b. ប្រដាប់ដាក់លើធ្មេញដែលកប់ក្នុងឆ្អឹង

c. ប្រដាប់ដែលដាក់លើធ្មេញដែលដកចេញ

d. ប្រដាប់ដាក់ភ្ជាប់ទៅនឹងធ្មេញជន្ទល់

12 / 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 I mod. II

b. Class II mod. I

c. Class IV mod. II

d. Class I mod. I

13 / 60

Unilateral edentulous area with natural teeth both anterior and posterior to it represent Kennedy’s…..arch :

a. class IV

b. class II

c. class I

d. class III

14 / 60

Full incisal rests are indicated in following except:

a. To provide stabilization

b. To provide anterior guidance

c. To provide retention

d. To abrade anatomy of teeth

15 / 60

Most apical portion of a cingulum rest is:

a. Apex of the preparation

b. Floor of the preparation

c. Mesial corner

d. Distal corner

16 / 60

Lattice type of grid work minor connectors is:

a. Potentially more rigid

b. Potentially superior retention

c. Flatter

d. Less retention for acrylic resin

17 / 60

A removable partial denture may be :

a. all tooth support supported and tooth and tissue supported

b. all tooth support supported

c. all tissue supported

d. tooth and tissue supported

18 / 60

In distal extension denture base, when there is no modification area exists on opposite side of the arch a………clasp is suitable at that side:

a. Ring clasp

b. Back action clasp

c. Embrasure clasp

d. Reverse circumferential clasp

19 / 60

Minor Connector តភ្ជាប់តួ Body ទៅនឹងៈ:

a. Rest

b. Retentive terminal

c. Retentive Claps arm

d. គំរោង

20 / 60

Approach arm រត់តាមបណ្តោយសាច់ mucosa ហើយ តភ្ជាប់ជាមួយៈ:

a. Retentive clasp arm

b. Body retentive terminal

c. Reciprocal arm

d. Retentive Terminal

21 / 60

An ideal clasp assembly should possess the following quality:

a. Support

b. Support and rotation

c. Support and deduction

d. Support and protrusion

22 / 60

Which of the following maxillary major connectors possesses the least strength and rigidity?:

a. palatal plate

b. modified palatal strap

c. anterior posterior palatal strap

d. horse –shoe

23 / 60

The superior border of mandibular lingual bar major connector should be:

a. at least 3mm from the tooth/ tissue junction

b. at least 3mm from the tooth/ junction

c. at least 3mm above the tooth/ junction

d. as far from gingival margin as possible

24 / 60

Shoulder សន្តូកលើៈ:

a. Face Occulsale

b. បន្ទាត់ស្ទង់

c. Distale

d. Face Mésial

25 / 60

Indirect Retainer គឺជាផ្នែកនៃការក្រាស់ធ្មេញ ប្រឆាំងលើកន្លែងៈ:

a. ម្ខាងទៀតដែលផ្ទុយគ្នានៃអ័ក្សកំណល់

b. ម្ខាងទៀតដែលអ័ក្សកំណល់នៅឆ្ងាយ

c. ម្ខាងទៀតដែលគ្មានអ័ក្សកំណល់

d. ទាំងបីខាងលើត្រូវ

26 / 60

Reciprocation between bracing and retentive components requires:

a. Bracing components contacts after retentive components

b. I bars be used

c. Aker clasp be used

d. Correct timing of contact during seating and removed of RPD

27 / 60

The support for a RPD is usually :

a. tooth and mucosa support

b. occlusal rest support

c. tooth support

d. mucosa support

28 / 60

The Removable Partial Denture design should be finalized prior to:

a. Remove third molar

b. Any fixed prosthodontics treatment and preparation of rest seats

c. Remove crown bridge

d. Any emergency treatment

29 / 60

Contraindication for sublingual bar are following except:

a. lingual tori

b. high lingual frenum

c. high elevation of floor of mouth

d. large tongue

30 / 60

ចំណាត់ថ្នាក់ទី 4 នៃចន្លោះធ្មេញ គឺប្រឡោះធ្មេញៈ:

a. ក្រោយតែម្ខាង

b. មុខដែលមានធ្មេញធម្មជាតិនៅសងខាង

c. ផ្នែកខាង

d. ក្រោយទាំងសងខាង

31 / 60

For obtaining functional impression for RPD :

a. teeth and ridge are recorded both in anatomical and functional form

b. teeth are recorded in functional form and ridge in anatomical form

c. teeth are recorded in anatomical form and ridge in functional form

d. all are corrected

32 / 60

Labial bar is indicated when:

a. There are periodontally weak teeth

b. There is linqual inclination of teeth

c. There is labial inclination of teeth

d. There is a diastema

33 / 60

Fixed Prosthodontics:

a. ការដាក់ធ្មេញសិប្បនិម្មិតដែលមិនអាចដោះបាន

b. ការដាក់ធ្មេញសិប្បនិម្មិតហើយដោះបាន

c. ការដាក់ធ្មេញសិប្បនិម្មិតមានត្រណាប់ដោះបាន

d. ការដាក់ធ្មេញសិប្បនិម្មិតមានត្រណាប់ដល់គ្នាដោះបាន

34 / 60

Reciprocal clasp arm of RPD should be:

a. Vertical force

b. Direct contact

c. Lied above high of contour

d. Horizontal force

35 / 60

Passive retention in RPDs is provided by :

a. guiding planes

b. undercuts

c. direct retainers

d. indirect retainers

36 / 60

Minor Connector តភ្ជាប់ទៅ :

a. Abutment

b. Dent Artificielle

c. Clasp

d. Denture Base

37 / 60

សារៈប្រយោជន៍នៃធ្មេញដាក់ដោះមួយផ្នែកដើម្បីៈ:

a. ដាក់ដូចជាធ្មេញជាប់

b. ដាក់ត្រាំត្រែងក្នុងមាត់

c. ដាក់ជាប់តែម្តង

d. ដាក់ដោះសំអាត

38 / 60

In Kennedy’s classification, the least common arch is :

a. class III

b. class II

c. class IV

d. class I

39 / 60

Lattice pattern is preferable for mesh pattern of minor connector to connect denture base to major connector because:

a. It gives excellent attachment and Gives bulk to the minor connector

b. It gives excellent attachment

c. Gives bulk to the minor connector

d. It gives excellent attachment while minimizing warping resin bases

40 / 60

A tissue undercut may preclude the selection of:

a. A combination clasp

b. A suprabulge clasp

c. A half and half clasp

d. An infrabulge clasp

41 / 60

Reciprocal arm បើសិនជាធ្វើបានអោយស្របនឹងៈ:

a. ទិសដែលមិនអាចដាក់ចូល

b. បន្ទាត់ចូល

c. ទិសប្រឆាំងនឹងបន្ទាត់ខ្វែង

d. ទាំង 3ខាងលើត្រូវ

42 / 60

A combination clasp assembly generally has:

a. rests , a bracing arm and proximal plate

b. a bracing arm , a retentive arm and rests

c. rests, a retentive arm and proximal plate

d. a retentive arm ,rests and indirect retainer

43 / 60

Rest អាចៈ:

a. អោយជាលិកាទន់នៅដដែល

b. សង្កត់លើជាលិកាទន់ឈឺ

c. អោយមានគ្រោះថ្នាក់ដល់ជាលិកាទន់

d. អោយជាលិការហែក

44 / 60

Distal extension RPD is :

a. tissue borne

b. class IV condition

c. class III condition

d. both tissue and tooth borne

45 / 60

The total retention for a RPD is obtained from:

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

b. Natural teeth and major connector

c. Major connector and minor connectors

d. Pontic with major connector

46 / 60

ទំពក់ Circlet Arm អាចធ្មេញៈ:

a. នៅល្អដដែល

b. គ្មានកំពុកធ្មេញ

c. មានកំពុកធ្មេញច្រើន

d. ទាំង 3ខាងលើត្រូវ

47 / 60

In class I distal extension denture base, moving indirect retainer to mesial ridge of I premolar helps in, except one:

a. Efficient direct retainer

b. Preventing weakening of single rooted anterior teeth

c. Prevents interference to tongue by the minor connector

d. Placement of minor connector in embrasure between premolar and canine

48 / 60

A cingulum rest should be placed:

a. on the disto incisal edges of the incisor teeth

b. above the middle third of the incisor teeth

c. at the junction of the gingival and middle thirds of the incisor teeth

d. between the occlusal and middle thirds of the incisors teeth

49 / 60

Bar Clasp វាមាន:

a. រាងក្រងិកក្រង៉ក់

b. រាងធំខុសធម្មតា

c. មិនសូវល្អមើល

d. សោភ័ណភាព

50 / 60

RPI system is indicated:

a. Where bar clasp is indicated and Where there is no buccal or lingual tilt of abutment

b. When undercut is located at the gingival third of tooth away from edentulous area

c. Where there is no buccal or lingual tilt of abutment

d. Where bar clasp is indicated

51 / 60

In removable partial denture, health of gingival tissue is ensured by:

a. keeping minimum of 6 mm distance for major connector and keeping minimum of 4 mm distance for major connector

b. minor connectors joining major connector at <90>

c. keeping minimum of 4 mm distance for major connector

d. keeping minimum of 6 mm distance for major connector

52 / 60

Floor of the cingulum rest seats is placed towards:

a. Distal axial wall

b. Cervical end

c. Incisal end

d. Mesial axial wall

53 / 60

សារៈប្រយោជន៍នៃធ្មេញដាក់ដោះមួយផ្នែកដើម្បីអោយធ្មេញនៅសល់ៈ:

a. តាមកំរិតដើម

b. ស្រុតចុះក្រោម

c. ទ្រេតខុសជួរ

d. ដុះលូតឡើង

54 / 60

Ring Clasp:

a. ទាំង 3 ខាងលើត្រូវ

b. មិនអាចទប់នឹងកំលាំងបង្វិល

c. អាចទប់នឹងកំលាំងបណ្តោយ

d. អាចទប់នឹងកំលាំងបង្វិល

55 / 60

When a minor connector contacts tooth surface on either side of embrasure, it should:

a. All of the above are true

b. Be sharply angled

c. Not have space between it and the tooth

d. Abruptly end at the tooth

56 / 60

Component of a clasp assembly is:

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

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

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

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

57 / 60

What would be the best denture base connectors when there is limited inter occlusal space (<3mm):

a. Mesh type

b. All plastic base

c. All metal base

d. Open lattice type

58 / 60

Shoulder ធ្វើអោយៈ:

a. មានលំនឹង

b. ឃ្លីងឃ្លោង

c. ទាំងបីខាងលើត្រូវ

d. របូត

59 / 60

Ring Clasp ប្រើលើក្បាលធ្មេញ:

a. ជួសជុលរួច

b. ទាំង 3ខាងលើត្រូវ

c. ធម្មជាតិ

d. ដែលខូច

60 / 60

Guiding plane are:

a. usually single

b. usually single and usually multiple

c. usually parallel

d. usually multiple

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និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត