4.牙本質母細胞(odontoblast)是由下列何種細胞分化而來?
(A)未分化之軟骨(undifferentiated cartilage)
(B)未分化之基底組織細胞 (undifferentiated basal cell)
(C)未分化之外胚層間葉細胞(undifferentiated ectomesenchymal cell)
(D)未分化之骨母細胞(undifferentiated osteoblast)
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統計: A(1), B(27), C(994), D(38), E(0) #2968798
統計: A(1), B(27), C(994), D(38), E(0) #2968798