49.牙齒發育至帽蓋期(cap stage)時,牙胚(tooth germ)包含牙釉器官(enamel organ)、牙乳
頭(dental papilla)和下列何者?
(A)牙板(dental lamina)
(B)牙隱窩(dental crypt)
(C)齒濾泡(dental follicle)
(D)牙髓(dental pulp)
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統計: A(116), B(2), C(1145), D(13), E(0) #1034955
統計: A(116), B(2), C(1145), D(13), E(0) #1034955