To produce a stable correction of an upper labial segment in lingual crossbite; it is essential to:** A. Use fixed appliances B. Have adequate overbite C. Treat during growth D. Use posterior capping E. Increase vertical dimension

To produce a stable correction of an upper labial segment in lingual crossbite; it is essential to:**
A. Use fixed appliances
B. Have adequate overbite
C. Treat during growth
D. Use posterior capping
E. Increase vertical dimension
by

1 Answer

Answer :

B. Have adequate overbite
by

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The main factor controlling a decision to increase the occlusal height of teeth for extensive oral reconstruction is whether, A. the inter occlusal distance will be physiologically acceptable after treatment B. there will be sufficient tooth bulk in the abutment teeth for proper retention of the crowns C. at least two third of the original alveolar process will remain for adequate periodontal support D. the aesthetic appearance of the patient will improve sufficiently to warrant the planned reconstruction

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Last Answer : A. the inter occlusal distance will be physiologically acceptable after treatment

The main factor controlling a decision to increase the occlusal height of teeth for extensive oral reconstruction is whether, A. The inter occlusal distance will be physiologically acceptable after treatment B. There will be sufficient tooth bulk in the abutment teeth for proper retention of the crowns C. At least two third of the original alveolar process will remain for adequate periodontal support D. The aesthetic appearance of the patient will improve sufficiently to warrant the planned reconstruction

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Last Answer : A. The inter occlusal distance will be physiologically acceptable after treatment

.In an X ray the mesio buccal root of upper first molars is elongated because of: A. Mesio angular horizontal B. Too big vertical angulation C. Too small vertical angulation D. High angulation

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Last Answer : C. Too small vertical angulation

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Last Answer : A. Mechanical equivalent of horizontal and vertical overlap of upper and lower incisors

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Last Answer : C. Bulimia

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