49. 下列何者與牙根的形成無關?
(A)赫威氏上皮根鞘(Hertwig’s epithelial root sheath)
(B)齒濾泡(dental follicle)細胞
(C)退化性牙釉上皮(reduced enamel epithelium)
(D)上皮隔膜(epithelial
diaphragm)
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統計: A(7), B(45), C(399), D(138), E(0) #1727737
統計: A(7), B(45), C(399), D(138), E(0) #1727737