Partial Denture I Test

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1 / 60

What are the indications for a linguo plate as a major connector for a mandibular RPD?:

a. High floor of the mouth, high lingual frenum, lingual tori

b. Present high lingual frenum and buccally anterior teeth

c. Present high floor of the mouth and facially anterior teeth

d. Present lingual tori and big tongue

2 / 60

The denture base acrylic resin minor connector on the patient’s left side should correctly be located:

a. On the retromolar pad

b. 1/3 the length of the residual ridge

c. 2/3 to ½ the length of the residual ridge

d. Have a mesh acrylic retention area

3 / 60

Subjacent Tissue:

a. ទាំងបីខាងលើត្រូវ

b. ជាលិកាទាំងអស់ដែលបាតក្រអូមគ្រប

c. ជាលិកាខ្លះដែលបាតក្រអូមគ្រប

d. ជាលិកាមួយផ្នែកដែលបាតក្រអូមគ្រប

4 / 60

For obtaining functional impression for RPD :

a. all are corrected

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

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

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

5 / 60

The presence of mandibular lingual tori would indicate the need for:

a. Lingual plating

b. A metal base

c. Extra indirect retainers

d. Tube teeth

6 / 60

ទំពក់ Circlet Arm គ្របលើរចនាសម្ព័ន្ធធ្មេញច្រើនដូច្នេះវាៈ:

a. មើលទៅឃើញក្បាច់រចនាតិច

b. មានសោភ័ណភាពច្រើន

c. មិនសូវមានសោភ័ណភាព

d. មើលទៅឃើញដែកតិច

7 / 60

Mould គឺការជ្រើសរើសគ្រាប់ធ្មេញដូចជាៈ:

a. ទំហំ និង ក្រឡាផ្ទៃ

b. កំពស់ និង ទំហំ

c. ទំហំ និង ចំណុះ

d. ទំហំ និង រាងរៅ

8 / 60

Bar Clasp វាមាន:

a. សោភ័ណភាព

b. មិនសូវល្អមើល

c. រាងក្រងិកក្រង៉ក់

d. រាងធំខុសធម្មតា

9 / 60

Denture bases of RPD offer:

a. Primary retention and Mechanical retention

b. Mechanical retention

c. Primary retention

d. Secondary retention

10 / 60

Incisal rests:

a. All are correct

b. may interfere with the opposing occlusion

c. a generally more positive vertical stops than cingulum rests

d. should not be used on maxillary incisors

11 / 60

Anterior posterior palatal strap especially use is:

a. use in most cases

b. torus palatal

c. maximum rigidity

d. minimum bulk

12 / 60

Back action clasp use:

a. Class I

b. Class IV

c. Class III

d. Class II

13 / 60

Adhésion គឺទំនាញម៉ូលេគុលៈ:

a. 2 មិនដូចគ្នា

b. 2 ដូចគ្នា

c. 3 មិនដូចគ្នា

d. 1 ដូចគ្នា

14 / 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

15 / 60

The major connector in this mandibular class I removable partial denture:

a. Is missing an indirect retainer

b. All are correct

c. Is too close to the free gingival margin

d. Is to long occlusal gingivally

16 / 60

Retentive Arm :

a. ដាក់ពីចំហៀងបន្ទាត់ស្ទង់

b. ដាក់ក្រោមបន្ទាត់ស្ទង់

c. ដាក់លើបន្ទាត់ស្ទង់

d. ទាំង 3ខាងលើត្រូវ

17 / 60

Retention:

a. ទប់ទល់នឹងទំនាញតាមទិសផ្តេក

b. ទប់ទល់នឹងទំនាញតាមទិសបញ្ឈរ

c. ទប់ទល់នឹងទំនាញតាមទិសបញ្ឆៀង

d. ទប់ទល់នឹងទំនាញតាមទិសទាំងពីរខាងលើ

18 / 60

Use long guide plane on class IV kennedy for:

a. Stabilization denture base

b. Retention denture base

c. Path of insertion

d. Esthetic denture

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

A minor connector located at embrasure should be:

a. Thinnest toward lingual surface

b. Tapering away from contact area

c. Thickest toward lingual surface

d. Thickest toward buccal surface

21 / 60

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

a. Gives bulk to the minor connector

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

c. It gives excellent attachment

d. It gives excellent attachment while minimizing warping resin bases

22 / 60

A distal extension partial denture receives its support :

a. from terminal abutments

b. equally from abutments and the residual ridges

c. mostly from residual ridge

d. exclusively from residual ridge

23 / 60

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

a. Depend on impression

b. Depend on design tray

c. Esthetic considerations

d. Depend on secondary impression

24 / 60

If a third molar is absent and not to be replaced :

a. none applies

b. it may or may not be considered

c. it is not consideration in the classification of partial dentures

d. it is considered important for classification

25 / 60

An ideal clasp assembly should possess the following quality:

a. Support

b. Support and deduction

c. Support and protrusion

d. Support and rotation

26 / 60

Major Connector ភ្ជាប់ពីៈ:

a. Shoulder

b. Body

c. Minor Connector

d. Rest

27 / 60

Non-retentive clasp arm is best placed at the:

a. Between occlusal and middle third

b. Gingival third of the tooth

c. On the occlusal third

d. Between middle and gingival third

28 / 60

សារៈប្រយោជន៍នៃធ្មេញដាក់ដោះមួយផ្នែកដើម្បីៈ:

a. ដាក់ជាប់តែម្តង

b. ដាក់ត្រាំត្រែងក្នុងមាត់

c. ដាក់ដូចជាធ្មេញជាប់

d. ដាក់ដោះសំអាត

29 / 60

The internal finish line is:

a. a special type of above

b. the butt joint between the metal and resin acrylic on the outer surface of the RPD

c. a type of posterior palatal seal

d. the butt joint between the metal and resin acrylic on the tissue side of the edentulous area

30 / 60

Functions of guiding planes are:

a. They make all the teeth parallel to each other

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

c. Ensure predictable clasp retention

d. Ensuring definite path of placement

31 / 60

The basic movement of mandible:

a. lateral movement

b. translatory movement

c. hinge ,lateral and translatory movement

d. hinge movement

32 / 60

A continuous bar is otherwise known as:

a. cingulum bar

b. kennedy bar and cingulum bar

c. kennedy bar

d. linguoplate

33 / 60

The total retention for a RPD is obtained from:

a. Occlusion of artificial teeth

b. Artificial teeth with major connector

c. Artificial teeth with natural teeth

d. Fictional retention from guide surface/guide plate contacts

34 / 60

The kennedy classification of this RPD is:

a. class IV mod II

b. class I mod II

c. class II mod I

d. Class I mod I

35 / 60

Height of contour determine is a:

a. Proximal plate

b. Path of insertion

c. Placed of clasp

d. Infrabulge and suprabulge

36 / 60

The Removable Partial Denture design should be finalized prior to:

a. Any fixed prosthodontics treatment and preparation of rest seats

b. Remove crown bridge

c. Any emergency treatment

d. Remove third molar

37 / 60

Ina ring clasp, the retentive arm extends from:

a. Entire length of the clasp arm

b. Principal occlusal rest to the tip

c. Secondary occlusal rest to the tip

d. Strut to the tip of the clasp

38 / 60

When rest seals are prepared at inter proximal area on two adjacent teeth:

a. It should extend for lingually

b. It should extend for lingually and They avoid wedging by the framework

c. They avoid wedging by the framework

d. They do not shunt food

39 / 60

Indirect retainer:

a. resists lever action

b. assists direct retainer

c. prevents displacement of RPD

d. maintains all of the above

40 / 60

An angle > 90 degrees between rest and its minor connector may result in:

a. Orthodontic correction of the abutment

b. All are corrects

c. More support for prosthesis

d. Slippage of prosthesis

41 / 60

The advantage of using a metal denture base is :

a. increase in tissue tolerance

b. increase in restorative cost

c. easy laboratory procedure

d. rebasing and relining are quite easy

42 / 60

Which type of RPD can best resist the forces, to which it is subjected? :

a. class I

b. class III

c. class II

d. class IV

43 / 60

Relief under a maxillary major connector :

a. is required

b. may be used

c. is generally not required

d. may not be used

44 / 60

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

a. Reciprocating arm

b. Rest

c. Minor connector

d. Retentive clasp arm

45 / 60

Deepest part of a rest seat is towards:

a. Disto- buccal line angle

b. Marginal ridge

c. Central fossa

d. Disto-lingual line angle

46 / 60

Disadvantages of incisal rest are following except:

a. Unfavorable leverage on teeth

b. Less esthetic

c. Causes orthodontic movement of teeth

d. Causes intrusion of anterior teeth

47 / 60

Occlusal rest preparation should be:

a. spoon shaped, at least1/3 the bucco lingual width of the occlusal surface, at least 1m deep

b. teardrop shaped, at least 1/2 the bucco lingual width of the occlusal surface, at least 15mm deep

c. pear shaped, at least 1/2 the bucco lingual width of the occlusal surface, at least 15mm deep

d. flat shaped, at least1/3 the bucco lingual width of the occlusal surface, at least 1mm deep

48 / 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. keeping minimum of 6 mm distance for major connector

c. keeping minimum of 4 mm distance for major connector

d. minor connectors joining major connector at <90>

49 / 60

Impression:

a. ស្នាមដែលគេយកពុម្ពលើក្រអូមធ្មេញ

b. ក្រឡុកនៅលើពុម្ពធ្មេញ

c. គន្លងនៅលើពុម្ពធ្មេញ

d. ក្រហែងនៅលើពុម្ពធ្មេញ

50 / 60

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

a. None of above

b. Depend on infrabulge and suprabulge

c. Undercuts for direct retainer

d. Depend on edentulous areas

51 / 60

Following are the intended functions of guiding planes, except:

a. Provide one path of placement

b. To support the retainer arm and reciprocal arm

c. Ensure intended action of retainer

d. Eliminate food trap

52 / 60

Classification of lever system is based on location of:

a. Direction of effort

b. Resistance

c. Fulcrum line

d. Are all corrected

53 / 60

For indirect retainer to be effective, most important factor is:

a. Principal occlusal rest on direct retainer should be firm on the rest seats

b. It should lie in a flat plane

c. It should cross marginal gingival 90 degrees

d. The approach arm should be most flexible

54 / 60

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

a. Platinum

b. Nickel chrome

c. Titanium

d. Chrome cobalt

55 / 60

Reciprocal Arm នៅពេលបញ្ចូល វាត្រូវតែប៉ះមុន:

a. Terminal arm

b. Retentive arm

c. Rest

d. Shoulder

56 / 60

All of the following clasps are infrabulge clasps except ?:

a. Modified T bar

b. Akers clasp

c. Ibar

d. Roach clasp

57 / 60

Lattice type of grid work minor connectors is:

a. Flatter

b. Less retention for acrylic resin

c. Potentially superior retention

d. Potentially more rigid

58 / 60

ទំពក់ Circlet:

a. ពិបាកពត់ឡើងចុះ

b. ពិបាកធ្វើគំរោង

c. ស្រួលធ្វើគំរោង

d. ពិបាកដាក់លើធ្មេញជន្ទល់

59 / 60

Removable partial denture movements away from tissue may occur due to following except:

a. Moving border tissues

b. Mastication

c. Gravity

d. Pull of food

60 / 60

Requirements of a Major connector:

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

b. connects various parts

c. distributes functional loads to both teeth and mucosa

d. partial denture acts as one unit

Your score is

The average score is 77%

Any comments?

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និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត