Partial Denture I Test

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1 / 60

Approach arm វាចូលដល់ Undercut តាមរយៈ :

a. មុខទំពារ

b. កធ្មេញ

c. មុខ Mesial

d. មុខ Distal

2 / 60

Incisal rests should generally not used on maxillary incisors Why?:

a. for maxillary and mandibular class 1 and 2 kennedy

b. for mandibular class 4 kennedy only

c. poor esthetics and interferences with opposing occlusion

d. for maxillary class 4 kennedy only

3 / 60

Main cause of failure of partial denture results from :

a. caries of the abutment

b. fracture of metal frame work

c. interference with the function of the tongue

d. resorption of the ridge

4 / 60

Retainer:

a. ប្រដាប់ដាក់បង្កប់នៅក្នុងជាតិនីឡុងធ្មេញ

b. ប្រដាប់ដាក់ភ្ជាប់ទៅនឹងធ្មេញជន្ទល់

c. ប្រដាប់ដាក់លើធ្មេញដែលកប់ក្នុងឆ្អឹង

d. ប្រដាប់ដែលដាក់លើធ្មេញដែលដកចេញ

5 / 60

Major Connector ធ្វើអោយៈ:

a. មានសភាពសុខស្រួលនៅក្នុងមាត់

b. ធ្វើអោយមានពកសាច់ក្រអូម

c. ក្រអូមទន់រយាក

d. មានដំបៅលើសាច់ក្រអូម

6 / 60

Rest ត្រូវតែៈ:

a. ទប់ផ្អៀង

b. ទាំង ៣លើត្រូវ

c. ទប់បញ្ឈរ

d. ទប់ផ្តេក

7 / 60

លក្ខខ័ណ្ឌដែលត្រូវធ្វើធ្មេញដាក់ដោះមួយផ្នែកដែលកន្លែងអត់ធ្មេញមានៈ:

a. ប្រឡោះដែលគ្មានធ្មេញតែមួយកន្លែង

b. ប្រហោងតូច

c. ប្រឡោះធំទូលាយ

d. ប្រហោងចង្អៀត

8 / 60

Distal extension RPD is :

a. class IV condition

b. tissue borne

c. both tissue and tooth borne

d. class III condition

9 / 60

Stability is mainly against:

a. horizontal forces

b. horizontal forces and functional forces

c. functional forces

d. forces against removal of prosthesis

10 / 60

Cast:

a. ម៉ូដែលធ្មេញដែលធ្វើពីក្រមួន

b. ម៉ូដែលធ្មេញដែលធ្វើពីម្នាងសិលា

c. ម៉ូដែលធ្មេញដែលធ្វើពីជាតិនីឡុង

d. ម៉ូដែលធ្មេញដែលធ្វើពីដែក

11 / 60

Rest Plate System វាមានកន្លែងទប់នៅចំណុចៈ:

a. ប្រសព្វផ្ទៃ Linguale

b. ប្រសព្វផ្ទៃទំពារ និងផ្ទៃជិតជាប់ និងស្ពានតូច

c. ប្រសព្វនៃផ្ទៃ Vestibulaire

d. ប្រសព្វនៃផ្ទៃ Crête alvéolaire.

12 / 60

Retention of RPD is obtained by:

a. Rests and rest seats

b. Retaining elements and denture bases

c. Retaining elements, denture bases and Denture bases and minor connectors

d. Denture bases and minor connectors

13 / 60

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

a. Accurately fitting denture base

b. Total amount of occlusal load applied

c. Retentive tip of the clasp

d. Tissue of residual ridge

14 / 60

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

a. Flow of amalgam underneath restorations

b. Improper rest design

c. Intrusion of abutment

d. Giving canine rest seat

15 / 60

In which of following mandibular position would you find the greats increase in VDO from centric occlusion?:

a. Postural position

b. Centric relation

c. Anterior edge-to- edge position

d. Maximum protrusion

16 / 60

Advantage of palatal strap :

a. can be used in Kennedy class I partial dentures

b. more economical and comfortable to the patient

c. increased retention of appliance

d. increased rigidity with less bulk

17 / 60

Direct Retainer:

a. ធ្វើអោយកំលាំងរបូតកាន់តែខ្លាំងឡើង

b. ធ្វើអោយក្រាសធ្មេញគ្មានលំនឹង

c. ទប់កំលាំងធ្វើមិនអោយរបូត

d. ធ្វើអោយក្រាសធ្មេញវិល

18 / 60

Retentive Arm វាអាច:

a. បត់បែនបាន

b. មិនអាចបត់បែនបាន

c. សង្កត់ឡើងចុះបាន

d. ទន់

19 / 60

The gridwork minor connector on a maxillary class I removable partial denture:

a. Does not cover the tuberosity

b. Covers the tuberosity

c. Covers the crest and tuberosity

d. Covers the hamular notch

20 / 60

Rest នៅមុខទំពាររាងវាៈ:

a. Square

b. Triangular

c. Tapering

d. Ovoid

21 / 60

Major connector should be :

a. able to act as indirect retainer

b. rigid to connect bilateral components

c. able to function as direct retainer

d. able to function as stress breakers

22 / 60

Reason (s) for selecting lingual plate major connectors is/are?:

a. Anticipated loss of one or more of the remaining teeth

b. the presence of lingual tori

c. All are correct

d. A high lingual frenum

23 / 60

Body ភ្ជាប់ពី Shoulder ទៅៈ:

a. Reciprocal arm

b. Retentive terminale

c. Retentive clasp arm

d. Minor Connector

24 / 60

Modification spaces are :

a. spaces anterior to all teeth

b. additional space in class IV

c. spaces posterior to all teeth

d. spaces other than the original class

25 / 60

For obtaining functional impression for RPD :

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

b. all are corrected

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

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

26 / 60

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

a. All of the above are true

b. Abruptly end at the tooth

c. Be sharply angled

d. Not have space between it and the tooth

27 / 60

Considering the design of an RPD for the mandibular arch…:

a. Dual path of insertion should be considered

b. Survey crowns should be done to correct the mesial tilt of the molar

c. Retentive clasps are required next to each edentulous space

d. The lingual plate would be the major connector of space

28 / 60

Ring Clasp អាចទប់នឹង:

a. កំលាំងបណ្តោយតាមមុខទំពារ

b. កំលាំងផ្តេក

c. ទាំង 3ខាងលើត្រូវ

d. មិនអាចទប់នឹងទំងន់ផ្តេក

29 / 60

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

a. Is missing an indirect retainer

b. Is too close to the free gingival margin

c. All are correct

d. Is to long occlusal gingivally

30 / 60

Minor Connector តភ្ជាប់ទៅ :

a. Denture Base

b. Abutment

c. Clasp

d. Dent Artificielle

31 / 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

32 / 60

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

a. 1.5mm

b. 2mm

c. 3mm

d. 1mm

33 / 60

Functions of guiding planes are:

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

b. Ensure predictable clasp retention

c. Ensuring definite path of placement

d. They make all the teeth parallel to each other

34 / 60

All of the following clasps are infrabulge clasps except:

a. Modified T bar

b. Aker clasp

c. Roach clasp

d. I bar

35 / 60

The total retention for a RPD is obtained from:

a. Artificial teeth with natural teeth

b. Fictional retention from guide surface/guide plate contacts

c. Artificial teeth with major connector

d. Occlusion of artificial teeth

36 / 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 or two rests, a retentive arm, a bracing or reciprocating element and one or two minor connector

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

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

37 / 60

Plan d’ occlusion parallèle ជាមួយៈ:

a. Plan de camper

b. Plan sagittal médian

c. Plan frontal

d. Plan de francfort

38 / 60

Shoulder ភ្ជាប់ពី Body ទៅៈ:

a. Minor Connector

b. Rest

c. Clasp terminal

d. queues

39 / 60

Minor Connector ចែកទំងន់ទៅលើៈ:

a. Rest

b. ស្ពានសំខាន់

c. Clasp

d. តួអញ្ចាញដែលគ្មានធ្មេញ

40 / 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 true and the reason is true

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

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

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

41 / 60

Height of contour determine is a:

a. Placed of clasp

b. Path of insertion

c. Infrabulge and suprabulge

d. Proximal plate

42 / 60

Reciprocal clasp arm of RPD should be:

a. Direct contact

b. Horizontal force

c. Lied above high of contour

d. Vertical force

43 / 60

Full incisal rests are indicated in following except:

a. To provide retention

b. To abrade anatomy of teeth

c. To provide anterior guidance

d. To provide stabilization

44 / 60

Tripod of dental surveyor is the method used:

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

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

c. For giving clasp assemblies at 3 points

d. Determine the undercut areas on the tooth

45 / 60

Adhésion គឺទំនាញម៉ូលេគុលៈ:

a. 2 ដូចគ្នា

b. 1 ដូចគ្នា

c. 2 មិនដូចគ្នា

d. 3 មិនដូចគ្នា

46 / 60

Major Connector ផ្តល់នូវការទ្រទ្រង់បែបៈ:

a. បង្ខិត

b. ចំរៀល

c. ផ្តេក

d. បញ្ឈរ

47 / 60

Physiologic adjustment of the framework:

a. May be omitted in the presence of strong abutments and good residual ridges

b. Should be done at the framework try-in appointment

c. Is usually done at delivery of the RPD

d. Is usually done at the records appointment

48 / 60

A removable partial denture may be:

a. Tooth and tissue supported

b. All tooth supported and tissue supported

c. All tissue supported

d. All tooth supported

49 / 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. Dual path line

b. Axis of rotation

c. Frankfurt line

d. Camper’s line

50 / 60

The minor connector that contacts the guiding plane:

a. No change in thickness buccolingually

b. Is thicker lingually than buccally

c. Has the same contour as guiding plane and Is thicker lingually than buccally

d. Has the same contour as guiding plane

51 / 60

Interproximal occlusal rest seats:

a. Do not avoid wedging effect by framework

b. Extend far lingually

c. Violate contact points

d. All are corrects

52 / 60

Ring Clasp ប្រើលើធ្មេញដែលៈ:

a. គន្លាក់ទប់ច្រើន

b. មានពកច្រើន

c. មិនសូវមានគន្លាក់ទប់

d. ទាំង 3 ខាងលើត្រូវ

53 / 60

ទិសដៅនៃធ្មេញដាក់នោះ មួយផ្នែកដើម្បីសំឡេងៈ:

a. ស្រួយពេក

b. គ្រលពេក

c. ច្បាស់ល្អ

d. និយាយមិនសូវច្បាស់ល្អ

54 / 60

សមាសភាពនៃធ្មេញដាក់ដោះមួយផ្នែក :

a. Ponctic និង Denture Base

b. ទាំងបីខាងលើត្រូវ

c. Ponctic

d. Abutment Tooth

e. Denture Base

55 / 60

Best method to check occlusion intraorally to assess relining of RPD is:

a. Acrylic-self cure

b. Mylar strips

c. Articulating ribbon

d. Green casting wax

56 / 60

Reciprocal Arm តស៊ូទប់ទល់នឹងទម្ងន់:

a. ផ្អៀង

b. ផ្តេក

c. បញ្ឈរ

d. ទាំងបីខាងលើត្រូវ

57 / 60

La relation centrée les condyles នៅក្នុងៈ:

a. Ménisque

b. Cavité Glénoide

c. Ligament

d. Capsule

58 / 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

59 / 60

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

a. Depend on infrabulge and suprabulge

b. Depend on edentulous areas

c. Undercuts for direct retainer

d. None of above

60 / 60

What is component of a clasp assembly is:

a. One or more major connectors

b. One or more denture bases

c. One or more proximal plates

d. One or more minor connectors

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និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត