Partial Denture I Test

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1 / 60

Bar Clasp ធ្វើអោយចំណីអាហារ:

a. រអិលចេញ

b. ជាប់

c. មិនជក់នៅ

d. ខ្ទាតចេញផុត

2 / 60

What is the most common use material for casting framework of RPD:

a. Platinum

b. Chrome cobalt

c. Nickel chrome

d. Titanium

3 / 60

សារៈប្រយោជន៍នៃធ្មេញដាក់ដោះមួយផ្នែកដើម្បីៈ:

a. ឈឺសាច់ជាលិកា

b. ជាលិកាស្រកទៅនៅដដែល

c. ដាក់ទៅកកិតនឹងជាលិកា

d. ជួយជំនួសជាលិកាដែលបាត់បង់ទៅ

4 / 60

កន្ទុយរបស់ Rest រាងក្រអូបលយទៅៈ:

a. Face Mesiale

b. Face occlusale

c. Face Distale

d. Face Vestibulaire

5 / 60

The advantage of using a metal denture base is :

a. increase in tissue tolerance

b. easy laboratory procedure

c. increase in restorative cost

d. rebasing and relining are quite easy

6 / 60

Shoulder សន្តូកលើៈ:

a. បន្ទាត់ស្ទង់

b. Face Occulsale

c. Face Mésial

d. Distale

7 / 60

Bar Clasp ជាប្រភេទទំពក់:

a. រុញទល់នឹងកន្លែងទប់

b. រុញហួសពីកន្លែងទប់

c. រុញនៅត្រឹមអញ្ចាញ

d. ទាញ

8 / 60

La dimension verticale d’occlusion ធ្មេញខាំប៉ះ :

a. ខាងក្រោយ

b. តែម្ខាង

c. ខាងមុខ

d. ទាំងអស់

9 / 60

The kennedy classification of this RPD is…….in the mandibular with missing teeth #45, 46, 47:

a. Kennedy class III mod. I

b. Kennedy class III

c. Kennedy class III mod. II

d. Kennedy class III mod. III

10 / 60

Limitations to use of internal attachment are following except:

a. Clinical crown short

b. Availability

c. Size of the pulp

d. Cost of the prosthesis

11 / 60

The support for a RPD is usually :

a. tooth and mucosa support

b. tooth support

c. mucosa support

d. occlusal rest support

12 / 60

ទំពក់ Circlet:

a. ពិបាករកដែកធ្វើ

b. ងាយស្រួលជួសជុល

c. ពិបាកផ្សារតភ្ជាប់នៅពេលបាត់

d. ពិបាកជួសជុល

13 / 60

Mould គឺការជ្រើសរើសគ្រាប់ធ្មេញដូចជាៈ:

a. ទំហំ និង រាងរៅ

b. ទំហំ និង ចំណុះ

c. ទំហំ និង ក្រឡាផ្ទៃ

d. កំពស់ និង ទំហំ

14 / 60

Body ភ្ជាប់ពី Rest ទៅៈ:

a. Retentive terminale

b. Minor Connector

c. Retentive Clasp Arm

d. Reciprocal arm

15 / 60

Ring Clasp:

a. អាចទប់នឹងកំលាំងបង្វិល

b. អាចទប់នឹងកំលាំងបណ្តោយ

c. មិនអាចទប់នឹងកំលាំងបង្វិល

d. ទាំង 3 ខាងលើត្រូវ

16 / 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

17 / 60

Rest:

a. is placed on rest seat always

b. need not have rest seat

c. mainly offers stability

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

18 / 60

Important factor in determining the path of insertion/dislodgement is:

a. Depend on impression

b. Depend on secondary impression

c. Depend on design tray

d. Esthetic considerations

19 / 60

Following are true for I bar clasp, except:

a. Approach arm is located at least 4mm from gingival margin

b. Whole arm of the clasp contacts abutment

c. No more than 2mm of its tip contacts abutment

d. It is located in the gingival third of buccal or labial surface

20 / 60

Rest នៅមុខទំពាររាងវាៈ:

a. Tapering

b. Triangular

c. Ovoid

d. Square

21 / 60

Approach arm រត់តាមបណ្តោយសាច់ mucosa ហើយ តភ្ជាប់ជាមួយៈ:

a. Body retentive terminal

b. Reciprocal arm

c. Retentive clasp arm

d. Retentive Terminal

22 / 60

An anterior posterior palatal strap major connector is less rigid than a horseshoe major connector because it (the AP strap) has less width:

a. The first statement is false but the reason is true

b. The first statement is true but the reason is false

c. The first statement is false and the reason is also false

d. The first statement is true and the reason is true

23 / 60

The Kennedy classification of this RPD is:

a. Kennedy class III mod I

b. Kennedy class III

c. Kennedy class IV mod I

d. Kennedy class II mod I

24 / 60

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

a. class III of Kennedy

b. class IV of Kennedy

c. class I of Kennedy

d. class II of Kennedy

25 / 60

Minor Connector តភ្ជាប់តួ Body ទៅនឹងៈ:

a. Rest

b. គំរោង

c. Retentive terminal

d. Retentive Claps arm

26 / 60

Difference between internal occlusal rest and internal attachment is that:

a. Internal attachment also provides support

b. Internal attachment rest also provides retention

c. Internal attachment rest also provides stabilization

d. Internal attachment also provides retention

27 / 60

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

a. class I

b. class II

c. class IV

d. class III

28 / 60

Multiple clasps are jointed at:

a. Tip of retentive terminals

b. Back of the minor connector

c. Back of the occlusal rests

d. Tip of reciprocal terminals

29 / 60

The superior border of this major connector:

a. is too low

b. is too small

c. Is correctly adapted to the teeth

d. Is not acceptably adapted to the teeth

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

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

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

31 / 60

សារៈប្រយោជន៍នៃធ្មេញដាក់ដោះមួយផ្នែកដើម្បី :

a. ជាលិកាស្រកទៅនៅដដែល

b. ជួយជំនួសជាលិកាដែលបាត់បង់ទៅ

c. ដាក់ទៅកកិតនឹងជាលិកា

d. ឈឺសាច់ជាលិកា

32 / 60

Which of the following clasps commonly utilize lingual undercut ?:

a. Ring clasp , I bar clasp

b. Half and half clasp, Back action clasp

c. Half and half clasp, Ring clasp

d. Extended arm clasp, Akers clasps

33 / 60

Direct retainer (clasps):

a. may also function as indirect retainers

b. help stabilize the RPD by controlling gingival movement

c. prevent excessive biting forces on the abutment

d. help stabilize the RPD by controlling occlusal movement

34 / 60

ទំពក់ Circlet មានៈ:

a. ការទ្រទ្រង់បានរឹងមាំ

b. ការទប់ទល់នឹងកំលាំងផ្តេកមិនសូវបានល្អ

c. ការទប់ទល់ទំងន់មិនសូវល្អ

d. ការទ្រទ្រង់មិនសូវរឹងមាំ

35 / 60

Advantage of palatal strap :

a. more economical and comfortable to the patient

b. increased rigidity with less bulk

c. increased retention of appliance

d. can be used in Kennedy class I partial dentures

36 / 60

Stability:

a. ក្រាសធ្មេញដាក់លើក្រអូមរលុង

b. ក្រាសធ្មេញដាក់លើក្រអូមបណ្តាលអោយឈឺសាច់

c. ក្រាសធ្មេញដាក់លើក្រអូមណែន និងមិនរំជួល

d. ក្រាសធ្មេញដាក់លើក្រអូម

37 / 60

The correct answer the basic movements of the mandible:

a. Hinge, chewing and yawing

b. Hinge , lateral and translatory movement

c. Translatory movements relative to centric relation

d. Lateral, dimension, excursion

38 / 60

In this Class I mandibular removable partial denture, rests preparations on the cingulum of (#33&#43):

a. Are not indicated in this case

b. Are correct if rests preparations are good

c. Would provide indirect retention for the removable partial denture

d. Would provide indirect retention for the removable partial denture if covered by the major connector

39 / 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. I

c. Class IV mod. II

d. Class I mod. II

40 / 60

Approach Arm:

a. ទាំង 3ខាងលើត្រូវ

b. ផ្នែកផ្តេកនៃ Bar Clasp

c. ផ្នែកបញ្ឆៀងនៃ Bar Clasp

d. ផ្នែកបញ្ឈរនៃ Bar Clasp

41 / 60

A combination clasp assembly generally has:

a. rests, a retentive arm and proximal plate

b. a bracing arm , a retentive arm and rests

c. rests , a bracing arm and proximal plate

d. a retentive arm ,rests and indirect retainer

42 / 60

What is a RPD component is not needed in this type of case?:

a. Direct retainers

b. Guide planes

c. Major connector

d. Indirect retainers

43 / 60

Which of the following is missing from the clasp on #45?:

a. Minor connector

b. Rest

c. Reciprocating arm

d. Retentive clasp arm

44 / 60

Functions of guiding planes are:

a. They make all the teeth parallel to each other

b. Ensuring definite path of placement

c. Ensure predictable clasp retention

d. Ensuring definite path of placement and Ensure predictable clasp retention

45 / 60

When internal occlusal rests are used, we can use:

a. Proximal retentive arm

b. Buccal reciprocal arm

c. Lingual retentive arm

d. Lingual reciprocal arm

46 / 60

For the preparation of rest seat:

a. Marginal ridge should be reduced by 1 mm

b. The outline to have greater width than length

c. The outline to have greater length than width

d. Marginal ridge should be reduced by 25 mm

47 / 60

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

a. Accurately fitting denture base

b. Tissue of residual ridge

c. Total amount of occlusal load applied

d. Retentive tip of the clasp

48 / 60

Plan d’ occlusion parallèle ជាមួយៈ:

a. Plan de camper

b. Plan sagittal médian

c. Plan frontal

d. Plan de francfort

49 / 60

Component of a clasp assembly are:

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

b. One minor connector, one major connector, one rest, two rests, one retentive arm, one bracing arm

c. One or two rests, a retentive arm, a bracing or reciprocating element, one minor connectors, one major connector

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

50 / 60

Important factors in determining the path of insertion/dislodgement is:

a. Quality of framework

b. Potential guide surfaces

c. Depend on patient

d. Depend on survey line

51 / 60

Indication of Removable Partial Denture:

a. Deep undercut of abutment, periodontitis of abutment, not posterior of abutment

b. Periodontitis of abutment, esthetic for posterior tooth, not posterior of abutment

c. Large edentulous space, deep undercut of abutment, not posterior of abutment

d. Large edentulous space, not posterior of abutment, periodontitis of abutment

52 / 60

Retentive arm ចូលទៅក្នុងៈ:

a. កន្លែងដែលមានពក

b. Undercut

c. កន្លែងរាបស្មើ

d. កន្លែងគ្មាន Undercut

53 / 60

The Kennedy Classification for this cast is:

a. class III mod II

b. class III

c. class III mod III

d. Class III mod I

54 / 60

Designing of a prosthesis requires following consideration:

a. Biological

b. Mechanical

c. Esthetic

d. Are all corrected

55 / 60

Disadvantages of incisal rest are following except:

a. Less esthetic

b. Unfavorable leverage on teeth

c. Causes intrusion of anterior teeth

d. Causes orthodontic movement of teeth

56 / 60

Guiding plane are:

a. usually multiple

b. usually parallel

c. usually single and usually multiple

d. usually single

57 / 60

The reduced thickness of minor connector contact guiding plane buccally:

a. Helps to abut the artificial tooth more closely to natural tooth

b. Prevents food trap more efficiently

c. Helps in more resistance to forces

d. Helps in stability

58 / 60

RPD movements away from tissues may occur due to following except:

a. Gravity

b. Pull of food

c. Mastication

d. Moving border tissues

59 / 60

A continuous bar is otherwise known as:

a. kennedy bar

b. kennedy bar and cingulum bar

c. linguoplate

d. cingulum bar

60 / 60

ទិសដៅនៃធ្មេញដាក់ដោះមួយផ្នែកដើម្បីៈ:

a. ប៉ះបំពេញភាពដើម

b. ដាក់នៅសល់ប្រឡោះធ្មេញ

c. ដាក់ត្រង់កន្លែងខ្លះៗ

d. ដាក់ទៅមុខទំពារពុំសូវល្អ

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និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត