(来学网)牙列缺失后上下牙槽嵴吸收的方向为
  • A.
    (来学网)上颌向上吸收,下颌向下吸收
  • B.
    (来学网)上颌向下吸收,下颌向上吸收
  • C.
    (来学网)上颌向上内吸收,下颌向下外吸收
  • D.
    (来学网)上颌向上外吸收,下颌向下内吸收
  • E.
    (来学网)上颌向下内吸收,下颌向上外吸收
正确答案:
C