1.牙齒發育中的那個階段,會開始生成牙本質(dentin)?
(A)蕾期(Bud stage)
(B)梨形期(Pear stage)
(C)鐘形期(Bell stage)
(D)帽狀期(Cap stage)

答案:登入後查看
統計: A(33), B(19), C(877), D(156), E(0) #2742761

詳解 (共 2 筆)

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複習一下口胚牙齒發展三階段Bud sta...
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