Removable Prosthodontics SDLE MCQ

Removable Prosthodontics

Removable Prosthodontics SDLE MCQ | Part 1

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1 / 50

Category: Removable Prosthodontics

1) What is an absolute contraindication for an I-bar clasp?

Severe undercut

Lingual or labial tilt

None of the above

High esthetic demand

2 / 50

Category: Removable Prosthodontics

2) A patient needs to restore #23. What type of occlusion should be used?

Mutually protected occlusion

Bilateral occlusion

Unilateral occlusion

Linear occlusion

3 / 50

Category: Removable Prosthodontics

3) A patient with a resorbed mandibular ridge complains of pain and paresthesia. Which nerve is affected?

Inferior alveolar nerve

Lingual nerve

Buccal nerve

Mental nerve

4 / 50

Category: Removable Prosthodontics

4) How should posterior teeth be set up for a patient with skeletal Class II?

Upper slightly palatal

Lower slightly buccal

Upper slightly buccal

Upper on the crest of the ridge

5 / 50

Category: Removable Prosthodontics

5) A denture wearer complains of numbness in the mental area. What material is used to check intaglio contact?

Methylene blue

Aerosol starch spray

Titanium oxide

Chloroform and rouge

6 / 50

Category: Removable Prosthodontics

6) A patient needs an RPD and has tooth #35 (missing #34, #36, #37). What should be done?

No rest needed

Rest only mesial to #35

Rest mesial and distal to #35

Rest only distal to #35

7 / 50

Category: Removable Prosthodontics

7) A patient complains that the complete denture comes out when pulling the lip. What is the cause?

Labial frenum

Buccal frenum

Poor denture fit

Posterior palatal seal

8 / 50

Category: Removable Prosthodontics

8) What can be seen in the maxilla and mandible during impression taking?

Pterygomandibular raphe

Hamular notch

Retromolar pad

Maxillary tuberosity

9 / 50

Category: Removable Prosthodontics

9) A patient has a tilted #37. What should be done?

No action needed

Use a different clasp

Extend the occlusal rest toward the center

Extract the tooth

10 / 50

Category: Removable Prosthodontics

10) A middle-aged patient with complete dentures complains of difficulty eating. What is the best solution?

Do implant overdenture

Adjust dentures

Reline dentures

Replace dentures

11 / 50

Category: Removable Prosthodontics

11) An I-bar clasp is broken on an RPD with a metal base. What is the conservative way to fix it?

No action needed

Recasting the bar clasp

Wrought wire

Refabricating the clasp

12 / 50

Category: Removable Prosthodontics

12) A patient has Kennedy Class II with a deep mesiobuccal undercut. What clasp should be used?

Circlet clasp

RPI

Combination clasp

Ring clasp

13 / 50

Category: Removable Prosthodontics

13) A tooth did not require a survey crown after preparation. What should be done?

Contour

No action needed

Restoration

Full coverage crown

14 / 50

Category: Removable Prosthodontics

14) What instrument is used to determine the guide plan?

Surveyor

Caliper

Boley gauge

Analyzing rod

15 / 50

Category: Removable Prosthodontics

15) A patient with a perfect-fitting denture has redness in all areas. What is the cause?

Increased vertical dimension

Poor relief in some areas

Poor fit

Wearing denture all the time

16 / 50

Category: Removable Prosthodontics

16) A patient has a tilted #37. What clasp should be used?

Aker clasp

Ring clasp

Combination clasp

RPI clasp

17 / 50

Category: Removable Prosthodontics

17) A frenum interferes with the denture. What should be done?

Frenectomy

Vestibuloplasty

Adjust the denture

No action needed

18 / 50

Category: Removable Prosthodontics

18) A patient with an RPD complains of discomfort on the abutment tooth. What is the likely cause?

Vertical root fracture

Occlusion

Galvanic shock due to amalgam

Exposed dentin under rest

19 / 50

Category: Removable Prosthodontics

19) A patient lost tooth #32 after having an RPD for teeth #31, #35, #41, and #44. How to replace #32?

RPD

No replacement

Fixed bridge

Implant

20 / 50

Category: Removable Prosthodontics

20) A patient has very limited interarch space. What is the best RPD base material?

Meshwork

Flexible base

Metal base

Acrylic base

21 / 50

Category: Removable Prosthodontics

21) A patient with an immediate denture cannot wear it the next day. What is the cause?

Denture fracture

Occlusal issue

Edema of soft tissue from extraction

Poor insertion skills

22 / 50

Category: Removable Prosthodontics

22) A patient has a cervical undercut on an abutment tooth. What clasp should be used?

Aker clasp

RPI clasp

Combination clasp

Ring clasp

23 / 50

Category: Removable Prosthodontics

23) What is a complication of combination syndrome?

Tooth mobility

Denture fracture

Bone resorption in the lower jaw

Bone resorption in the upper jaw

24 / 50

Category: Removable Prosthodontics

24) What is a complication of an Aker clasp?

Mobility

Recession

Poor retention

Fracture

25 / 50

Category: Removable Prosthodontics

25) What is the most destructive force on an abutment tooth?

Vertical force close to the ridge

Vertical force away from the ridge

Vertical force

Horizontal force

26 / 50

Category: Removable Prosthodontics

26) How many seconds does it take to soften Aluwax?

120 seconds

90 seconds

30 seconds

60 seconds

27 / 50

Category: Removable Prosthodontics

27) A patient has all upper teeth and lingually tilted lower anterior teeth. What is the best treatment?

Extraction

No treatment

Immediate denture

Swing lock RPD

28 / 50

Category: Removable Prosthodontics

28) What happens if there is excess monomer during packing?

Pink color will not show

Denture will warp

Denture will shrink

Granules appear on the palate

29 / 50

Category: Removable Prosthodontics

29) A young patient lost teeth #12, #11, #21, and #22 in a car accident. What is the Kennedy classification?

Class 1

Class 3

Class 4

Class 2

30 / 50

Category: Removable Prosthodontics

30) What happens if the retentive arm is above the height of contour?

Tipping

Poor retention

Fracture

No effect

31 / 50

Category: Removable Prosthodontics

31) A patient with a complete denture has redness under the denture and does not remove it at night. What to do?

Explain the need to remove the denture

Reline the denture

Prescribe antifungal

Adjust the denture

32 / 50

Category: Removable Prosthodontics

32) What instrument is used to locate the posterior palatal seal?

Indelible pencil

T Burnisher

William's probe

PKT instrument

33 / 50

Category: Removable Prosthodontics

33) An RPD causes mobility in the abutment tooth. What is the likely cause?

Reciprocal arm fit after retentive arm

Excessive retention

Poor occlusion

Poor denture design

34 / 50

Category: Removable Prosthodontics

34) A patient with a high buccal frenum and Kennedy Class II needs a clasp on tooth #24. What is the best option?

RPI (contraindicated)

RPA

Circlet clasp

Ring clasp

35 / 50

Category: Removable Prosthodontics

35) How to manage a fractured RPI clasp?

No action needed

Wrought wire

Recasting

Replace the clasp

36 / 50

Category: Removable Prosthodontics

36) A picture shows a rest seat in the cingulum area. What should be done?

None of the above

Increase buccolingual width

Increase mesiodistal width

Prepare the rest seat area

37 / 50

Category: Removable Prosthodontics

37) What is the main concern if a reciprocal arm fractures?

Occlusal balance

Denture retention

Patient comfort

Abutment stability

38 / 50

Category: Removable Prosthodontics

38) Where should the keyway be placed in a Class I RPD?

Pontic

Major connector

Abutment

Minor connector

39 / 50

Category: Removable Prosthodontics

39) A patient has a midbuccal undercut of 0.02. What clasp should be used?

Combination Wrought Wire

Ring clasp

Aker clasp

RPI clasp

40 / 50

Category: Removable Prosthodontics

40) How many days does it take for a traumatic ulcer under a complete denture to appear?

3-4 days

7-8 days

1-2 days

5-6 days

41 / 50

Category: Removable Prosthodontics

41) A patient is missing maxillary anteriors, premolars, and molars. What is the best treatment plan?

Plan the RPD design first

Start removable first

Start both at the same time

Start fixed first

42 / 50

Category: Removable Prosthodontics

42) A patient is missing teeth #38, #37, #36, and #35. Where should the indirect retainer be placed?

Direct retainer on #43

Horseshoe major connector

None of the above

Indirect retainer on #43

43 / 50

Category: Removable Prosthodontics

43) A smoker with a complete denture has redness under the denture. What is the management?

Tissue conditioner and antifungal

Remove the denture temporarily

Reline the denture

Adjust the denture

44 / 50

Category: Removable Prosthodontics

44) What happens to the posterior lower ridge after years of wearing an upper CD and lower RPD?

Resorption of the posterior lower ridge

No change

Hypertrophy of the ridge

Fracture of the ridge

45 / 50

Category: Removable Prosthodontics

45) What is the most common attachment for a mandibular overdenture with 2 implants?

Clasp

Bar

Locator

Ball

46 / 50

Category: Removable Prosthodontics

46) A tooth has no undercut and is fully sound. What should be done for an RPD?

Extract the tooth

No preparation needed

Surveyed crown

Dimple

47 / 50

Category: Removable Prosthodontics

47) A patient lost tooth #11 due to trauma and wants immediate replacement. What is the best option?

Implant

Fixed bridge

No treatment

Transitional RPD

48 / 50

Category: Removable Prosthodontics

48) What resists horizontal movement but provides poor vertical support?

U-shaped palate

V-shaped palate

Horseshoe palate

Flat palate

49 / 50

Category: Removable Prosthodontics

49) A patient cannot wear her immediate denture the next day. What is the cause?

Lack of insertion skills

Lack of frenum relief

Occlusal issue

Swelling and inflammation after alveoplasty

50 / 50

Category: Removable Prosthodontics

50) A patient has missing #24, #26, #27, and #25 is a pier abutment with MOD amalgam and grade I mobility. What is the management?

Mesial and distal rest seats

Extract #25

Survey crown

Mesial rest seat

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