Partial Denture I Test

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You will have 60 minutes to complete all the questions. After the timer reaches 60 minutes, the exam will end and be saved automatically. Good luck! *Fingers crossed*

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1 / 60

Guiding plane are:

a. usually single

b. usually multiple and usually parallel

c. usually multiple

d. usually parallel

2 / 60

Mesh type of grid work minor connectors is:

a. Potentially more rigid

b. Struts are too thick

c. Interferes with setting of teeth

d. Potentially superior retention

3 / 60

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

a. Preventing weakening of single rooted anterior teeth

b. Prevents interference to tongue by the minor connector

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

d. Efficient direct retainer

4 / 60

Rest Plate System វាមានកន្លែងទប់នៅចំណុចៈ:

a. ប្រសព្វនៃផ្ទៃ Crête alvéolaire.

b. ប្រសព្វផ្ទៃ Linguale

c. ប្រសព្វនៃផ្ទៃ Vestibulaire

d. ប្រសព្វផ្ទៃទំពារ និងផ្ទៃជិតជាប់ និងស្ពានតូច

5 / 60

The internal and external finish line is:

a. Normally off set from each other to avoid weakness in the framework

b. Normally superimposed over each other

c. None of the above statements are true

d. Normally designed and placed independently

6 / 60

Interproximal occlusal rest seats:

a. Extend far lingually

b. All are corrects

c. Violate contact points

d. Do not avoid wedging effect by framework

7 / 60

សារៈប្រយោជន៍នៃធ្មេញដាក់ដោះមួយផ្នែកដើម្បីអោយធ្មេញនៅសល់ៈ:

a. ទ្រេតខុសជួរ

b. ដុះលូតឡើង

c. តាមកំរិតដើម

d. ស្រុតចុះក្រោម

8 / 60

Approach arm រត់តាមបណ្តោយសាច់ mucosa ហើយ តភ្ជាប់ជាមួយៈ:

a. Body retentive terminal

b. Retentive Terminal

c. Reciprocal arm

d. Retentive clasp arm

9 / 60

Minor connector for mandibular distal extension will extend unto:

a. Half the length of edentulous ridge

b. Entire length of edentulous ridge

c. Two-third the length of edentulous ridge

d. One-third the length of edentulous ridge

10 / 60

Advantage of internal occlusal rest are following except:

a. Rest seat is located in a more favorable position

b. Eliminates visible clasp arm

c. Provides support and stabilization

d. Provide retention

11 / 60

RPD is indicated in all EXCEPT :

a. long edentulous span

b. excessive loss of alveolar bone

c. multiple edentulous spaces

d. distal abutment loss

12 / 60

Ina ring clasp, the retentive arm extends from:

a. Entire length of the clasp arm

b. Principal occlusal rest to the tip

c. Strut to the tip of the clasp

d. Secondary occlusal rest to the tip

13 / 60

The mandibular distal extension RPD extends up to :

a. anterior one third length of retro –molar pad

b. anterior 2/3 of retro-molar pad

c. full length of retromolar pad

d. just behind abutment

14 / 60

Floor of the cingulum rest seats is placed towards:

a. Distal axial wall

b. Mesial axial wall

c. Cervical end

d. Incisal end

15 / 60

Minor Connector តភ្ជាប់ទៅៈ:

a. Artificial teeth

b. Denture Base

c. Abutment

d. Rest

16 / 60

An ideal clasp assembly should possess the following quality:

a. 90 degree encirclement

b. 180 degree encirclement

c. 160 degree encirclement

d. 45 degree encirclement

17 / 60

Reciprocal Arm សន្តូក :

a. លើបន្ទាត់ស្ទង់

b. លើមុខទំពារ

c. លើគន្លងនៃមុខទំពារ

d. ក្រោមបន្ទាត់ស្ទង់

18 / 60

Approach Arm:

a. ផ្នែកបញ្ឈរនៃ Bar Clasp

b. ផ្នែកបញ្ឆៀងនៃ Bar Clasp

c. ផ្នែកផ្តេកនៃ Bar Clasp

d. ទាំង 3ខាងលើត្រូវ

19 / 60

An ideal clasp assembly should possess the following quality:

a. Reciprocation

b. Weight of metal

c. Elasticity

d. Kind of metal

20 / 60

Reciprocal clasp arm of RPD should be:

a. Lied above high of contour

b. Horizontal force

c. Direct contact

d. Vertical force

21 / 60

La dimension vertical d’équilibre de repos នៅក្នុងមាត់ធ្មេញមុខមានចន្លោះ:

a. 3 à 4mm

b. 2 à 4mm

c. 2 à 3mm

d. 1 à 2mm

22 / 60

Modification spaces are :

a. spaces anterior to all teeth

b. spaces posterior to all teeth

c. additional space in class IV

d. spaces other than the original class

23 / 60

Rest អាចសណ្តូកលើផ្ទៃ:

a. ខាង Mésial

b. Occlusal

c. Vestibulaire

d. Distale

24 / 60

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

a. On the retromolar pad

b. Have a mesh acrylic retention area

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

d. 1/3 the length of the residual ridge

25 / 60

The minor connector that contacts the guiding plane:

a. No change in thickness buccolingually

b. Has the same contour as guiding plane

c. Is thicker lingually than buccally

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

26 / 60

Which of the following chronic conditions may cause tooth abrasion?:

a. Hard brush using and strong brushing

b. Occlusion trauma

c. Strong mastication

d. Pipe smoking

27 / 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 be free of interference for future adjustment

d. It should not interfere with tooth arrangement

28 / 60

Most common complaint of the patient with a thick palatal bar in a RPD is :

a. distortion under occlusal stress

b. poor dissipation of force due to rigidity

c. difficulty in pressing the food backward and swallowing

d. loss of taste sensation

29 / 60

Cohésion គឺជាទំនាញ Molécule:

a. 4 ដូចគ្នា

b. 2 ខុសគ្នា

c. 1 ដូចគ្នា

d. 3 ខុសគ្នា

30 / 60

Incisal rests:

a. Mostly used as axillary rests and Mostly used as indirect retainer

b. Mostly preferred for maxillary anterior

c. Mostly used as axillary rests

d. Mostly used as indirect retainer

31 / 60

Infrabulge clasps originate:

a. above the 12mm undercut areas

b. above the occlusal surface of most premolars

c. above the height of contour

d. below the height of contour

32 / 60

Rest ការពារៈ:

a. មិនអោយរបួសដល់ជាលិកាទន់

b. អោយរបូតចេញពីជាលិកាទន់

c. អោយរបួសដល់ជាលិកាទន់

d. មិនអោយរបូតចេញពីជាលិកាទន់

33 / 60

The advantage of using a metal denture base is :

a. increase in tissue tolerance

b. easy laboratory procedure

c. rebasing and relining are quite easy

d. increase in restorative cost

34 / 60

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

a. Maximum protrusion

b. Centric relation

c. Anterior edge-to- edge position

d. Postural position

35 / 60

Fixed Prosthodontics:

a. ការដាក់ធ្មេញសិប្បនិម្មិតដែលមិនអាចដោះបាន

b. ការដាក់ធ្មេញសិប្បនិម្មិតមានត្រណាប់ដល់គ្នាដោះបាន

c. ការដាក់ធ្មេញសិប្បនិម្មិតមានត្រណាប់ដោះបាន

d. ការដាក់ធ្មេញសិប្បនិម្មិតហើយដោះបាន

36 / 60

លក្ខខ័ណ្ឌដែលត្រូវធ្វើធ្មេញដាក់ដោះមួយផ្នែកដែលកន្លែងអត់ធ្មេញមានៈ:

a. ប្រហោងចង្អៀត

b. ប្រឡោះដែលគ្មានធ្មេញតែមួយកន្លែង

c. ប្រឡោះធំទូលាយ

d. ប្រហោងតូច

37 / 60

Contraindication for sublingual bar are following except:

a. lingual tori

b. large tongue

c. high lingual frenum

d. high elevation of floor of mouth

38 / 60

Minor Connector តភ្ជាប់ទៅ :

a. Abutment

b. Clasp

c. Dent Artificielle

d. Denture Base

39 / 60

The guide surface or guide plate preparation should be curved:

a. Mesial and distal parallelism

b. Occlusio-gingivally

c. Mesio-distally

d. Bucco-lingually

40 / 60

ចំណាត់ថ្នាក់ទី 4 នៃចន្លោះធ្មេញ គឺប្រឡោះធ្មេញៈ:

a. មុខដែលមានធ្មេញធម្មជាតិនៅសងខាង

b. ក្រោយទាំងសងខាង

c. ផ្នែកខាង

d. ក្រោយតែម្ខាង

41 / 60

In an infrabulge clasp, the clasp arm arises either from:

a. A metal base or framework

b. Border of metal base

c. Lingual flange of acrylic or border of metal base

d. Denture framework

42 / 60

ទិសដៅនៃធ្មេញដាក់នោះ មួយផ្នែកដើម្បីសំឡេងៈ:

a. និយាយមិនសូវច្បាស់ល្អ

b. ច្បាស់ល្អ

c. គ្រលពេក

d. ស្រួយពេក

43 / 60

Rest អាចបញ្ចូនទំងន់តាម :

a. តាមទិសផ្តេកនៃ Long Axis Abutment

b. តាមទិសបញ្ឆិតនៃ Long Axis Abutment

c. មុខទំពារ

d. តាមទិស Long Axis Abutment

44 / 60

Interfacial Surface Tension គឺជាលទ្ធភាពរបស់ម៉ូលេគុលៈ:

a. ទាំងបីស្រូបចូលគ្នា

b. ទាំងពីរស្រូបចូលគ្នា

c. ទាំងប្រាំស្រូបចូលគ្នា

d. ទាំងបួនស្រូបចូលគ្នា

45 / 60

Atmosphéric Pressure:

a. សម្ពាធក្នុងមាន សម្ពាធក្រៅគ្មាន

b. សម្ពាធក្នុងស្មើនឹងសម្ពាធក្រៅ

c. សម្ពាធក្រៅធំជាងសម្ពាធក្នុង

d. សម្ពាធក្នុងធំជាងសម្ពាធក្រៅ

46 / 60

Tissue stops are useful in:

a. Stops the tissue impingement by tray

b. Engaging buccal slope of the residual ridge

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

d. Stabilizing framework during processing

47 / 60

Chemical bonding of resin to metal involves following, except:

a. Loops and Mesh

b. Resin bonding agent application

c. Thin layer of acrylic resin over the metal

d. Silica coating

48 / 60

Denture bases of removable partial denture offer:

a. Mechanical retention

b. Primary retention

c. Secondary retention

d. Primary and mechanical retention

49 / 60

Non-retentive clasp arm is best placed at the:

a. On the occlusal third

b. Between occlusal and middle third

c. Gingival third of the tooth

d. Between middle and gingival third

50 / 60

The external finish lines on this framework are:

a. Indistinct

b. Would allow for acrylic and metal

c. too deep or over contoured

d. Correct

51 / 60

Minor Connector តភ្ជាប់ទៅៈ:

a. Denture Base

b. Major Connector

c. Abutment

d. Artificial teeth

52 / 60

Subjacent Tissue:

a. ជាលិកាទាំងអស់ដែលបាតក្រអូមគ្រប

b. ជាលិកាមួយផ្នែកដែលបាតក្រអូមគ្រប

c. ជាលិកាខ្លះដែលបាតក្រអូមគ្រប

d. ទាំងបីខាងលើត្រូវ

53 / 60

What is component of a clasp assembly is:

a. One or more denture bases

b. One or more minor connectors

c. One or more proximal plates

d. One or more major connectors

54 / 60

The kennedy classification of this RPD is…….in the mandibular which lost all posterior teeth on both side:

a. Kennedy class II

b. Kennedy class I

c. Kennedy class II mod .I

d. Kennedy class I mod. I

55 / 60

Bulkiest position of a proximal minor connector is towards its:

a. Inferior

b. Lingual side

c. Buccal side

d. Centre

56 / 60

ទិសដៅធ្មេញដោះដាក់មួយផ្នែកអោយប្រសើរនូវៈ:

a. បៀមអាហារ

b. ទាំង 3ខាងលើត្រូវ

c. ទំពារអាហារ

d. ការលេបអាហារ

57 / 60

Parts that offer support for removable partial denture are following:

a. Rest and retentive arm

b. Rest and denture base

c. Rest and minor connector

d. Rest and reciprocal arm

58 / 60

A tissue undercut may preclude the selection of:

a. A half and half clasp

b. An infrabulge clasp

c. A suprabulge clasp

d. A combination clasp

59 / 60

Multiple clasps are joined at :

a. Tip of retentive terminals

b. Back of the minor connector

c. Tip of reciprocal terminals

d. Back of occlusal rests

60 / 60

Retentive terminal:

a. នៅលើ Point de contact proximal

b. នៅក្រោមខ្សែបន្ទាត់ស្ទង់

c. នៅលើខ្សែបន្ទាត់ស្ទង់

d. នៅត្រង់ខ្សែបន្ទាត់ស្ទង់

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និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត