Partial Denture I Test

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1 / 60

Atmosphéric Pressure:

a. សម្ពាធក្នុងធំជាងសម្ពាធក្រៅ

b. សម្ពាធក្នុងមាន សម្ពាធក្រៅគ្មាន

c. សម្ពាធក្នុងស្មើនឹងសម្ពាធក្រៅ

d. សម្ពាធក្រៅធំជាងសម្ពាធក្នុង

2 / 60

Bar Clasp ធ្វើអោយចំណីអាហារ:

a. មិនជក់នៅ

b. ខ្ទាតចេញផុត

c. ជាប់

d. រអិលចេញ

3 / 60

Requirements of denture base minor connector are following, except:

a. Open enough to avoid weakening of attached acrylic

b. It should have good bulk

c. It should not interfere with tooth arrangement

d. It should be free of interference for future adjustment

4 / 60

La dimension verticale d’occlusion ធ្មេញខាំប៉ះ :

a. ទាំងអស់

b. ខាងមុខ

c. តែម្ខាង

d. ខាងក្រោយ

5 / 60

Retentive arm នៅ:

a. ត្រង់ Undercut នៃធ្មេញជន្ទល់

b. ចំណុចប៉ះមុខ Mesiale នៃធ្មេញជន្ទល់

c. ពក Vestibulaire នៃធ្មេញជន្ទល់

d. ពក Linguale នៃធ្មេញជន្ទល់

6 / 60

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

a. Guide planes

b. Major connector

c. Direct retainers

d. Indirect retainers

7 / 60

Retention:

a. ទប់ទល់នឹងទំនាញតាមទិសទាំងពីរខាងលើ

b. ទប់ទល់នឹងទំនាញតាមទិសបញ្ឈរ

c. ទប់ទល់នឹងទំនាញតាមទិសបញ្ឆៀង

d. ទប់ទល់នឹងទំនាញតាមទិសផ្តេក

8 / 60

Difference between internal occlusal rest and internal attachment is that:

a. Internal attachment also provides support

b. Internal attachment rest also provides stabilization

c. Internal attachment rest also provides retention

d. Internal attachment also provides retention

9 / 60

Method to determine height of floor of the mouth is:

a. use of individualized impression tray

b. use of straight probe

c. use of periodontal probe

d. use of periodontal probe and use of individualized impression tray

10 / 60

Infrabulge clasp is a type of::

a. Circumferentially approaching clasp

b. Akers clasp

c. Ring clasp

d. Bar clasp

11 / 60

The basic movement of mandible:

a. translatory movement

b. hinge ,lateral and translatory movement

c. hinge movement

d. lateral movement

12 / 60

Physiologic Rest in a position of vertical dimension which can be recorded with:

a. Centric occlusion or MIP

b. Centric relation

c. Edge to edge incisor contact

d. Posselt’s envelope

13 / 60

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

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

14 / 60

A tissue undercut may preclude the selection of:

a. A combination clasp

b. A half and half clasp

c. An infrabulge clasp

d. A suprabulge clasp

15 / 60

The basic philosophy of dental treatment for a partially edentulous patient:

a. Improve the path of insertion

b. Reshape rotated teeth

c. Replace the missing teeth

d. Preserve what remains and restore what is missing

16 / 60

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

a. Determine guiding planes

b. Determine parallelism of abutments

c. All are correct

d. Determine high of contour

e. Determine path of insertion

17 / 60

An area undercut may preclude the selection of :

a. A suprabulge clasp

b. An infrabulge clasp

c. A combination clasp

d. A Half and half clasp

18 / 60

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

a. Applegate class V

b. Kennedy’s class I

c. Kennedy’s class IV

d. Applegate class VI

19 / 60

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

a. 3mm

b. 1.5mm

c. 2mm

d. 1mm

20 / 60

Tissue stops are useful in:

a. Stops the tissue impingement by tray

b. Stabilizing framework during processing

c. Engaging buccal slope of the residual ridge

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

21 / 60

Major connector should be :

a. able to act as indirect retainer

b. able to function as direct retainer

c. rigid to connect bilateral components

d. able to function as stress breakers

22 / 60

Subjacent Tissue:

a. ជាលិកាទាំងអស់ដែលបាតក្រអូមគ្រប

b. ជាលិកាខ្លះដែលបាតក្រអូមគ្រប

c. ទាំងបីខាងលើត្រូវ

d. ជាលិកាមួយផ្នែកដែលបាតក្រអូមគ្រប

23 / 60

Lingual bar is used in conditions where :

a. when abutment teeth have poor bony support

b. lingual sulcus is shallow

c. when splinting of adjacent teeth is required

d. lingual sulcus is deep

24 / 60

Intracoronal retainer mechanism is:

a. Frictional resistance

b. Dimpling

c. Engaging the undercut intracoronally

d. Any of the above

25 / 60

The relation of the cast to surveyor can be recorded in the following manner:

a. By scoring the base of the cast

b. By scoring as well as tripoding with pits

c. By tripoding with tiny pits

d. By tilting the joint of the surveyor table

26 / 60

Minor Connector តភ្ជាប់តួ Body ទៅនឹងៈ:

a. Rest

b. គំរោង

c. Retentive Claps arm

d. Retentive terminal

27 / 60

Parts that offer support for RPD are following:

a. Rest and reciprocal arm

b. Rest and minor connector

c. Rest and denture base

d. Rest and retentive arm

28 / 60

Internal occlusal rests are indicated in:

a. Tooth tissue supported class II designs

b. Tooth supported class III designs

c. Tooth tissue supported class I designs

d. All distal extension denture base designs

29 / 60

សារៈប្រយោជន៍នៃធ្មេញដាក់ដោះមួយផ្នែកដើម្បីៈ:

a. អោយធ្មេញនៅសល់ 2 ឬ 3 រង្គើ

b. អោយហួសចំណុះធ្មេញ 2 ឬ 3 ដែលនៅសល់

c. អោយធ្មេញនៅសល់ 2 ឬ 3 ឈឺ

d. កុំអោយធ្មេញដែលនៅសល់ 2 ឬ 3 ហួសចំណុះ

30 / 60

Appliance:

a. ប្រដាប់ពាក់នៅត្រង់កន្លែងអវត្តមានធ្មេញ

b. ប្រដាប់ពាក់ដើម្បីលំអរក្នុងមាត់

c. ប្រដាប់ពាក់នៅពេលព្យាបាលធ្មេញក្នុងមាត់

d. ប្រដាប់ពាក់ដើម្បីទំពារអាហារធម្មតា

31 / 60

A removable partial denture may be:

a. All tooth supported and tissue supported

b. All tissue supported

c. All tooth supported

d. Tooth and tissue supported

32 / 60

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

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

b. Efficient direct retainer

c. Prevents interference to tongue by the minor connector

d. Preventing weakening of single rooted anterior teeth

33 / 60

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

a. Nickel chrome

b. Chrome cobalt

c. Titanium

d. Platinum

34 / 60

Uses of multiple clasp includes following except:

a. When additional retention is needed in class III cases

b. When only available retentive areas are adjacent to each other

c. When teeth from entire half of denture arch are missing

d. In class II modification 1 areas

35 / 60

Stability:

a. ក្រាសធ្មេញដាក់លើក្រអូមរលុង

b. ក្រាសធ្មេញដាក់លើក្រអូម

c. ក្រាសធ្មេញដាក់លើក្រអូមណែន និងមិនរំជួល

d. ក្រាសធ្មេញដាក់លើក្រអូមបណ្តាលអោយឈឺសាច់

36 / 60

Major Connector ផ្តល់នូវការទ្រទ្រង់បែបៈ:

a. ចំរៀល

b. បញ្ឈរ

c. បង្ខិត

d. ផ្តេក

37 / 60

The kennedy classification of this RPD is:

a. Kennedy class I mod I

b. Kennedy class I

c. Kennedy class II

d. kennedy class II mod I

38 / 60

Ina ring clasp, the retentive arm extends from:

a. Entire length of the clasp arm

b. Secondary occlusal rest to the tip

c. Strut to the tip of the clasp

d. Principal occlusal rest to the tip

39 / 60

Cast:

a. ម៉ូដែលធ្មេញដែលធ្វើពីក្រមួន

b. ម៉ូដែលធ្មេញដែលធ្វើពីជាតិនីឡុង

c. ម៉ូដែលធ្មេញដែលធ្វើពីម្នាងសិលា

d. ម៉ូដែលធ្មេញដែលធ្វើពីដែក

40 / 60

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

a. Is to long occlusal gingivally

b. All are correct

c. Is missing an indirect retainer

d. Is too close to the free gingival margin

41 / 60

ទំពក់ Circlet Arm គ្របលើរចនាសម្ព័ន្ធធ្មេញច្រើនដូច្នេះវាៈ:

a. មានសោភ័ណភាពច្រើន

b. មិនសូវមានសោភ័ណភាព

c. មើលទៅឃើញដែកតិច

d. មើលទៅឃើញក្បាច់រចនាតិច

42 / 60

Guiding plane are:

a. usually multiple

b. usually parallel

c. usually single

d. usually single and usually multiple

43 / 60

A lingual plate major connector may be selected be cause:

a. the mandibular incisors are tilted lingually

b. there is a high lingual frenum

c. there are mandibular tori present

d. All are correct

44 / 60

La dimension vertical d’équilibre de repos នៅក្នុងមាត់ធ្មេញមុខមានចន្លោះ:

a. 2 à 3mm

b. 2 à 4mm

c. 1 à 2mm

d. 3 à 4mm

45 / 60

The external finish lines on this framework are:

a. Indistinct

b. Correct

c. too deep or over contoured

d. Would allow for acrylic and metal

46 / 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 prevent horizontal dislodgement of the distal extension bases of removable partial denture.

c. to prevent vertical dislodgement of the distal extension base of removable partial denture.

d. to link the major connector and other parts of the prosthesis together

47 / 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 if covered by the major connector

d. Would provide indirect retention for the removable partial denture

48 / 60

The Kennedy classification of this RPD is:

a. Kennedy class III mod I

b. Kennedy class II mod I

c. Kennedy class IV mod I

d. Kennedy class III

49 / 60

3 weeks after insertion of distal extension partial denture, the patient reports to the dental clinic with complaint of sensitivity to chewing pressure. The most probable reason would be :

a. abrasion of tooth by clasp

b. passive retentive arm

c. wearing off the cement base

d. improper occlusion

50 / 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. I

b. Class I mod. II

c. Class II mod. I

d. Class IV mod. II

51 / 60

Tripod of dental surveyor is the method used:

a. Determine the undercut areas on the tooth

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

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

d. For giving clasp assemblies at 3 points

52 / 60

Kennedy classification is determined by:

a. The most anterior tooth missing

b. The largest tooth in the space

c. The first tooth to be lost

d. The most posterior tooth missing

53 / 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. At the hamular notch

b. Opposite the buccal pouch

c. In the glenoid fossa

d. Opposite stenon’s duct

54 / 60

Indirect retainer:

a. maintains all of the above

b. resists lever action

c. prevents displacement of RPD

d. assists direct retainer

55 / 60

សារៈប្រយោជន៍នៃធ្មេញដាក់ដោះមួយផ្នែកដើម្បីៈ:

a. ប្រើជាលិការឹងដើម្បីទ្រទ្រង់

b. ប្រើជាលិកាក្រអូមទន់ដើម្បីទ្រទ្រង់

c. ប្រើជាលិកាទន់ដើម្បីទ្រទ្រង់

d. ប្រើឆ្អឹង

56 / 60

Indirect Retainer គឺជាផ្នែកនៃក្រាសធ្មេញទប់ត្រង់កន្លែង :

a. ផ្ទៃខាងមុខ

b. ផ្ទៃកណ្តាល

c. ពង្រីកផ្ទៃក្រោយ

d. ផ្ទៃចំហៀង

57 / 60

Which of the following steps is done LAST ?:

a. Centric relation records

b. Rest preparation

c. Altered cast impression

d. Framework try in

58 / 60

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

a. Horizontal

b. Vertical

c. Right lateral

d. Antero-posterior

59 / 60

An ideal clasp assembly should possess the following quality:

a. Retention with major connector

b. Retention with denture base

c. Retention with minor connector

d. Retention

60 / 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

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និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត