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Due to small arch (lower arch in ur mouth is smaller than the upper )


and to capable the teeth upper and lower to rest on 2 teeth not one ( i mean like upper central incisor will rest on lower central and lower lateral incisor and so on).


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Due to convergence of lower arch (as lower arch is more convergence than upper arch)

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11y ago
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11y ago

That is not the case in everyone's mouth. Some people have more out of place upper teeth.

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Q: Why are the bottom teeth smaller than the top teeth?
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