If a permanent successor is missing, will the corresponding baby tooth still shed?

Get ready for the Tooth Development and Shedding Test. Utilize flashcards and multiple-choice questions with hints and explanations. Enhance your preparation and ace the exam effortlessly!

Multiple Choice

If a permanent successor is missing, will the corresponding baby tooth still shed?

Explanation:
Shedding of a primary tooth is driven by the eruption of its permanent successor, which stimulates resorption of the primary tooth’s roots. If the permanent tooth is missing, that resorption signal is reduced, so the root resorption occurs more slowly. The result is that the baby tooth will shed, but later than normal. It won’t become a permanent tooth because there isn’t a successor to replace it, though in some cases it may be retained longer and could require monitoring or intervention if it affects alignment.

Shedding of a primary tooth is driven by the eruption of its permanent successor, which stimulates resorption of the primary tooth’s roots. If the permanent tooth is missing, that resorption signal is reduced, so the root resorption occurs more slowly. The result is that the baby tooth will shed, but later than normal. It won’t become a permanent tooth because there isn’t a successor to replace it, though in some cases it may be retained longer and could require monitoring or intervention if it affects alignment.

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