1. MCQs for recording bases and occlusal rims

2. Q1. Which is not a therapeutic role of recording bases
Establishment of rest vertical dimension
Indication of the patient’s acceptance of the final dentures, by his early response to the presence of “denture-like’ forms and materials
Establishment of occlusal vertical dimension
Determining and recording centric relation

3. Q2. which is not a criteria for recording bases
It should be well adapted and accurately formed to the final cast
Should be free of voids or projections on the surface that contacts the oral mucosa
Could be stable on the cast or in the mouth
Fabricated from materials that are dimentionally stable

4. Q3.which of the following is false about thickness of recording bases
Approx. 2 mm in the hard palate area
1mm on the facial slope of the ridge
1 mm on the lingual flange of the mandibular base
1 mm over the crest of the ridge

5. Q4. which is not used for permanent bases
Processed acrylic resin
Cold curing resin
Chromiun cobalt alloy
Chromium nickel alloy

6. Q5. Which one is not true
Natural maxillary anterior teeth are slightly forward of the alveolar bone
Mandibular incisors are inclined lingually
When occluding with the mandibular molars, the maxillary buccal cusps usually project 2 to 3 mm beyond the buccal cusps of the mandibular teeth
The crowns of the mandibular posterior teeth are inclined inward

7. Answers 2 3