52.下列何者不是導致腭裂(cleft palate)的機制?
(A)兩側腭突(palatine shelves)與鼻中膈(nasal septum)因生長不足而未互相接觸
(B)兩側腭突(palatine shelves)的抬升(elevation)受到阻礙
(C)兩側腭突(palatine shelves)於中線交會處融合失敗
(D)兩側腭突(palatine shelves)融合後所形成之中線上皮縫(midline epithelial seam)的細胞消失
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統計: A(70), B(88), C(18), D(895), E(0) #3280142
統計: A(70), B(88), C(18), D(895), E(0) #3280142