牙槽骨不平吸收时形成的牙周袋通常为

A.骨上袋

B.骨内袋

C.复杂袋

D.1壁骨袋

E.4壁骨袋

相关专题: 牙槽骨  

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  • (单选题)牙槽骨的吸收程度为Ⅱ度表示()

    A牙槽骨吸收在牙根的颈1/3以内

    B牙槽骨吸收在牙根的颈1/2以内

    C牙槽骨吸收占根长2/3以上

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  • X线片上难以显示的牙槽骨吸收方式是

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    C、反波浪形牙槽骨吸收

    D、凹坑状牙槽骨吸收

    E、扶壁骨形成

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