| Summary |
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| l | The
development of the occlusion is an orderly |
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| sequence
of events. |
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| l | Any
variation in this sequence will result is some |
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| form
of malocclusion. |
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| l | There
are several forces that act on a tooth in the |
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| arch. |
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| l | Natural
teeth are the best space maintainers. |
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| l | There
are several spaces present in the primary |
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| dentition
that allow space for the larger permanent |
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| dentition. |
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