56.有關牙根斷裂後的組織反應,何者預後最差?
(A)以鈣化組織癒合(healing with calcified tissue)
(B)以結締組織癒合(healing with interposition of connective tissue)
(C)以骨及結締組織癒合(healing with interposition of bone and connective tissue )
(D)以肉芽組織癒合(healing with interposition of granulation tissue)
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統計: A(13), B(14), C(19), D(551), E(0) #1634322
統計: A(13), B(14), C(19), D(551), E(0) #1634322