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Prosthodontics

MDS entrance exam focusing on complete denture prosthodontics including impression techniques, jaw relations, occlusion, articulators, and denture materials

15 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

The most common difficulty associated with patients suffering from neuromuscular disorders in construction of a complete denture includes ___________.

  1. recording jaw relations
  2. in impression taking
  3. only 1 and 2
  4. in arrangement of posterior teeth
  5. in border moulding
Question 2 Multiple Choice (Single Answer)

In Wood classification, order V corresponds to

  1. knife edged ridge
  2. high well rounded
  3. low well rounded
  4. depressed
  5. pre-extraction
Question 3 Multiple Choice (Single Answer)

Occlusal forces generated by the natural dentition is of the order of

  1. 25 pounds
  2. 50 pounds
  3. 100 pounds
  4. 150 pounds
  5. 200 pounds
Question 4 Multiple Choice (Single Answer)

Which of the following is/are physiological method(s) of recording posterior palatal seal area?

  1. Conventional approach
  2. Fluid wax technique
  3. Only 1 and 2
  4. Arbitrary scraping of the master cast
  5. Extended palatal technique
Question 5 Multiple Choice (Single Answer)

Which of the following is the main purpose of boxing an impression?

  1. To serve as a base for cast poured
  2. To preserve the border width after border moulding
  3. To prevent distortion of the impression
  4. To preserve the height of the sulcus in the cast
  5. All of the above
Question 6 Multiple Choice (Single Answer)

The relationship of the denture base that resists dislodgement of denture in the horizontal direction is

  1. Stability
  2. Pressure
  3. Support
  4. 1, 2 and 3
  5. Retention
Question 7 Multiple Choice (Single Answer)

Which of the following is a primary stress bearing area in mandibular edentulous ridge?

  1. Buccal shelf
  2. Crest of the ridge
  3. Retromolar pad
  4. Slope of edentulous ridge
  5. Anterior lingual border
Question 8 Multiple Choice (Single Answer)

Which of the following is/are best criterion for teeth selection?

  1. Past photographs
  2. Pre-extraction records
  3. Only 1 and 2
  4. Study model
  5. Radiograph
Question 9 Multiple Choice (Single Answer)

Which of the following statements is false about closest speaking space?

  1. Closest speaking space was suggested by Silverman.
  2. Closest speaking space measures the vertical dimension when the mandible and muscles are involved in function of speech.
  3. Closest speaking space measures the vertical dimension when the muscles and mandible are in rest position.
  4. Closest speaking space in normal jaw relations is approximately 1.5 to 3 mm.
  5. Closest speaking space increases when there is small vertical dimension.
Question 10 Multiple Choice (Single Answer)

All of the following landmarks are included while making a post dam for maxillary arch except

  1. Pterygomaxillary notch
  2. Hamular process
  3. Fovea palatina
  4. Option1, 2 and 3 are correct
  5. Vibrating line
Question 11 Multiple Choice (Single Answer)

Which of the following rules explains about the grinding of certain cusps to produce balance in lateral movements?

  1. Ante's rule
  2. Bull rule
  3. Wolf's rule
  4. SLOB rule
  5. All of the above
Question 12 Multiple Choice (Single Answer)

Which of the following articulator use(s) the Arcon principle?

  1. Hanau model H2
  2. Hanau university series
  3. Dentatus
  4. Gysi trubite
  5. All of the above
Question 13 Multiple Choice (Single Answer)

Which of the following areas of the oral cavity are affected by inflammatory papillary hyperplasia?

  1. Lips
  2. Tongue
  3. Only 1 and 2
  4. Palate
  5. Gingiva
Question 14 Multiple Choice (Single Answer)

Which of the following statement is correct about tissue conditioning materials?

  1. Tissue conditioning materials are elastomers.
  2. Tissue conditioning materials are elastopolymers.
  3. Tissue conditioning materials are polymers.
  4. Tissue conditioning materials are impression plaster.
  5. Tissue conditioning materials are impression compound.
Question 15 Multiple Choice (Single Answer)

Which of the following is the incorrect statement regarding the porosity in acrylic dentures?

  1. Gaseous porosity is seen in thicker portions due to volatilisation of the monomer.
  2. Pressure porosity is seen as diffuse and is due to inadequate pressure during flasking.
  3. Acrylic dentures are generally porous.
  4. Option1, 2 and 3 are correct statement regarding the porosity in acrylic dentures.
  5. Acrylic dentures are generally non-porous.
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