Palmer notes that tooth decay in baby teeth can result in damage to the developing crowns of the permanent teeth developing below them.
Palmer指出婴儿牙齿蛀牙可能会损害它们下方的恒牙牙冠的生长。
Conclusion: Bone remodel around the permanent tooth germ resulted from primary tooth orthodontic movement.
结论：狗乳牙正畸移动后恒牙胚牙周组织发生骨改建。
Root canal filling pastes for primary tooth have to meet more needs than paste for permanent tooth, such as being absorbed with root simultaneously and doing no harm to permanent tooth germ.
乳牙根充糊剂除需具有恒牙根充糊剂的特性外，还需具有充填后能与乳牙牙根同步吸收、对乳牙根尖周组织和恒牙牙胚无害等性质。
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