Partial Denture I Test

0 votes, 0 avg

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*

The timer has been reached. The exam has now been terminated and saved.

1 / 60

Function of denture bases :

a. all are corrected

b. improve esthetics

c. stress distribution surface area

d. support and retain denture teeth

2 / 60

Body ភ្ជាប់ពី Shoulder ទៅៈ:

a. Minor Connector

b. Retentive terminale

c. Reciprocal arm

d. Retentive clasp arm

3 / 60

Impression:

a. ស្នាមដែលគេយកពុម្ពលើក្រអូមធ្មេញ

b. ក្រឡុកនៅលើពុម្ពធ្មេញ

c. គន្លងនៅលើពុម្ពធ្មេញ

d. ក្រហែងនៅលើពុម្ពធ្មេញ

4 / 60

Supporting strut for ring clasp should be placed on the:

a. Retentive side of the clasp

b. Near the retentive terminal

c. Retentive side of the clasp and Near the retentive terminal

d. On the non retentive side of the abutment

5 / 60

A clasp most common use is?:

a. Ring clasp

b. Back action clasp

c. Aker clasp

d. Embrasure

6 / 60

A removable partial denture may be:

a. Tooth and tissues supported

b. All tooth supported and tissues supported

c. All tooth supported

d. All tissues supported

7 / 60

Following are the intended functions of guiding planes, except:

a. Eliminate food trap

b. To support the retainer arm and reciprocal arm

c. Ensure intended action of retainer

d. Provide one path of placement

8 / 60

The internal finish line is:

a. a type of posterior palatal seal

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

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

d. a special type of above

9 / 60

An ideal clasp assembly should possess the following quality:

a. 180 degree encirclement

b. 160 degree encirclement

c. 90 degree encirclement

d. 45 degree encirclement

10 / 60

For the preparation of rest seat:

a. Marginal ridge should be reduced by 25 mm

b. The outline to have greater width than length

c. Marginal ridge should be reduced by 1 mm

d. The outline to have greater length than width

11 / 60

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

a. It should cross marginal gingival 90 degrees

b. The approach arm should be most flexible

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

d. It should lie in a flat plane

12 / 60

Protrusive or Retrusive movements can also be called………………movement:

a. translatory or vertical

b. sliding crossbite excursions

c. translatory or sliding

d. translatory or shifting

13 / 60

RPD is indicated in all EXCEPT :

a. multiple edentulous spaces

b. distal abutment loss

c. long edentulous span

d. excessive loss of alveolar bone

14 / 60

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

a. Antero-posterior

b. Vertical

c. Right lateral

d. Horizontal

15 / 60

សារៈប្រយោជន៍នៃធ្មេញដាក់ដោះមួយផ្នែកដើម្បីៈ:

a. ប្រើជាលិកាទន់ដើម្បីទ្រទ្រង់

b. ប្រើឆ្អឹង

c. ប្រើជាលិការឹងដើម្បីទ្រទ្រង់

d. ប្រើជាលិកាក្រអូមទន់ដើម្បីទ្រទ្រង់

16 / 60

The only one flexible minor connectors is :

a. that connecting clasp assembly to major connector

b. that connecting indirect retainer assembly to the major connector

c. approach arm of a bar clasp

d. that joining the denture base to major connector

17 / 60

Rest នៅមុខទំពាររាងវាៈ:

a. Square

b. Tapering

c. Triangular

d. Ovoid

18 / 60

Following are true for I bar clasp, except:

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

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

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

d. Whole arm of the clasp contacts abutment

19 / 60

Disadvantages of incisal rest are following except:

a. Unfavorable leverage on teeth

b. Causes orthodontic movement of teeth

c. Causes intrusion of anterior teeth

d. Less esthetic

20 / 60

Bar Clasp ចូលដល់ Undercut ពីខាង:

a. មុខ Mésiale

b. មុខ Distale

c. មុខ Occlusal

d. អញ្ចាញ

21 / 60

A general rule for rest placement on an abutment adjacent to an extension area is:

a. Place the rest on both the mesial and distal occlusal surfaces

b. Do not place a rest on this tooth

c. Place the rest on the occlusal surface on the opposite side of the tooth from the extension area

d. Place the rest on the occlusal surface adjacent to the extension area

22 / 60

Following are true for distal extension denture base RPD except:

a. If relining is required, metal denture base can be replaced

b. Metal denture bases can be used

c. Metal denture bases can be used when the tissues are displaced

d. More resorption occurs at the distal most end of edentulous area

23 / 60

Lingual bar is used in conditions where :

a. when splinting of adjacent teeth is required

b. lingual sulcus is deep

c. lingual sulcus is shallow

d. when abutment teeth have poor bony support

24 / 60

Which of the following clasps commonly utilize lingual undercut?:

a. Ring clasp

b. Back action clasp

c. Embrasure clasp

d. Extended arm clasp

25 / 60

Functions of a Major connector:

a. component of RPD connect to acrylic resin

b. functions as one unit

c. kind of metal chrome cobalt

d. unification, stress distribution, cross arch stabilization

26 / 60

Bar type configuration of clasps can also be used for:

a. Retention

b. Reciprocation

c. Sustentation

d. Stabilization

27 / 60

Bar Clasp វាគ្របលើក្រឡាផ្ទៃ :

a. ទូលាយ

b. តូច

c. ធំ

d. ប្រឡោះចង្អៀត

28 / 60

Cohésion គឺជាទំនាញ Molécule:

a. 3 ខុសគ្នា

b. 2 ខុសគ្នា

c. 4 ដូចគ្នា

d. 1 ដូចគ្នា

29 / 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 link the major connector and other parts of the prosthesis together

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

30 / 60

The external finish lines on this framework are:

a. Would allow for acrylic and metal

b. Correct

c. too deep or over contoured

d. Indistinct

31 / 60

Metal bases use :

a. for anterior edentulous space

b. small edentulous space (no room for grid work)

c. big edentulous space

d. for posterior edentulous space

32 / 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

33 / 60

Anterior posterior palatal strap especially use is:

a. torus palatal

b. minimum bulk

c. use in most cases

d. maximum rigidity

34 / 60

Rest នៅមុខខាំកាត់ incisal :

a. គេដាក់លើ Incisal មើលទៅឃើញស្អាត

b. គេប្រើជាទូទៅ

c. គេមិនសូវប្រើ

d. គេចូលចិត្តប្រើ

35 / 60

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

a. Hard brush using and strong brushing

b. Pipe smoking

c. Occlusion trauma

d. Strong mastication

36 / 60

Parts that offer support for RPD are following:

a. Rest and minor connector

b. Rest and retentive arm

c. Rest and denture base

d. Rest and reciprocal arm

37 / 60

Minor connector for maxillary distal extension denture base extend unto:

a. Entire the length of edentulous ridge

b. Two-third the length of edentulous ridge

c. One-third the length of edentulous ridge

d. Half the length of the edentulous ridge

38 / 60

What is the correct relationship of the foot of an-I bar to the survey line (height of contour) on abutment for an extension RPD:

a. The foot should be totally below the survey line

b. The relationship of the foot of the I –bar and the survey line of no consequence

c. The foot should be entirely above and partially below the survey line

d. The foot should be entirely above the survey line

39 / 60

A cingulum rest should be placed:

a. between the occlusal and middle thirds of the incisors teeth

b. on the disto incisal edges of the incisor teeth

c. at the junction of the gingival and middle thirds of the incisor teeth

d. above the middle third of the incisor teeth

40 / 60

Rest នៅផ្នែក Cingulum គេប្រើៈ:

a. នៅថ្គាមតូចលើ

b. នៅធ្មេញចង្កូមលើ

c. នៅថ្គាមលើ

d. នៅធ្មេញមុខលើ

41 / 60

A removable partial denture may be:

a. All tissue supported

b. All tooth supported and tissue supported

c. Tooth and tissue supported

d. All tooth supported

42 / 60

Bar Clasp គេប្រើទៅលើ :

a. Class IV

b. Class III

c. Class II

d. Class I

43 / 60

Guiding plane are:

a. usually single

b. usually multiple and usually parallel

c. usually parallel

d. usually multiple

44 / 60

Reciprocation between bracing and retentive components requires:

a. I bars be used

b. Bracing components contacts after retentive components

c. Aker clasp be used

d. Correct timing of contact during seating and removed of RPD

45 / 60

Direct retainers offer:

a. Primary retention

b. Mechanical retention

c. Secondary retention

d. Primary retention and Mechanical retention

46 / 60

Method to determine height of floor of the mouth is:

a. use of individualized impression tray

b. use of periodontal probe

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

d. use of straight probe

47 / 60

Physiologic adjustment of the framework:

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

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

c. Is usually done at delivery of the RPD

d. Is usually done at the records appointment

48 / 60

The superior border of this major connector:

a. is too low

b. Is not acceptably adapted to the teeth

c. Is correctly adapted to the teeth

d. is too small

49 / 60

Tripoding is the method used:

a. To have reproducible position of the cast on the surveyor

b. To determine the areas on the tooth where the gingivally approaching clasp, occlusal rest of the reciprocal arm are going to placed

c. For giving clasp assemblies at 3 points

d. For recording the relation of the cast to the surveyor

50 / 60

The external finish line on a maxillary class 1 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. opposite stenon’s duct

d. in the glenoid fossa

51 / 60

Edentulous Space គឺកន្លែងធ្មេញដែល :

a. នៅសល់

b. កំពុងប្រើប្រាស់

c. ដុះខុសជួរ

d. យកចេញ

52 / 60

To prevent dislodgement of abutment in distal extension RPD, it is required to have a :

a. multiple clasping

b. positive denture base-tissue relationship

c. stress breaker

d. indirect retainer

53 / 60

Fixed Prosthodontics:

a. ការដាក់ធ្មេញសិប្បនិម្មិតមានត្រណាប់ដោះបាន

b. ការដាក់ធ្មេញសិប្បនិម្មិតមានត្រណាប់ដល់គ្នាដោះបាន

c. ការដាក់ធ្មេញសិប្បនិម្មិតហើយដោះបាន

d. ការដាក់ធ្មេញសិប្បនិម្មិតដែលមិនអាចដោះបាន

54 / 60

Ring Clasp:

a. អាចទប់នឹងកំលាំងបណ្តោយ

b. អាចទប់នឹងកំលាំងបង្វិល

c. មិនអាចទប់នឹងកំលាំងបង្វិល

d. ទាំង 3 ខាងលើត្រូវ

55 / 60

Major Connector ភ្ជាប់ពីៈ:

a. Minor Connector

b. Shoulder

c. Body

d. Rest

56 / 60

ទំពក់ Circlet មានៈ:

a. ការទ្រទ្រង់បានរឹងមាំ

b. ការទប់ទល់ទំងន់មិនសូវល្អ

c. ការទប់ទល់នឹងកំលាំងផ្តេកមិនសូវបានល្អ

d. ការទ្រទ្រង់មិនសូវរឹងមាំ

57 / 60

Occlusal rest preparation should be:

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

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

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

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

58 / 60

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

a. Present high lingual frenum and buccally anterior teeth

b. Present lingual tori and big tongue

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

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

59 / 60

Retentive terminal ស្ថិតនៅ:

a. ទាំង 3ខាងលើត្រូវ

b. Middle third

c. Terminal third

d. Proximal third

60 / 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 but the reason is false

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

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

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

Your score is

The average score is 0%

Any comments?

Any problems/errors or mistakes found while testing, please let us know for modification!

និស្សិតអាចប្រាប់មកកាន់ពួកយើងបានដើម្បីកែកំហុស ឬអំពីបញ្ហាដោយអចេតនាណាមួយដែលកើតមានកំឡុងពេលធ្វើតេស្ត