106 MCQs in Prosthodontics

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All of the following statements concerning major connectors are correct, except

1. at least 8 mm of vertical space between the active floor of the mouth and gingival margins of the teeth is required for a mandibular lingual bar major connector
2. in the maxillary arch, the border of the major connector should be at least 6 mm from the gingival crevice of the teeth
3. in the mandibular arch, the border of the lingual bar major connector should not be closer than 2 - 3 mm to the gingival margins
4. the border of the maxillary major connector should be scalloped to mimic the gingival crevices of the teeth
5. the border of the mandibular major connector should run parallel to the gingival margin of the teeth

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