33.對於塗抹層(smear layer)的敘述,下列何者錯誤?
(A)塗抹層會降低牙本質(dentin)的滲透性(permeability)
(B)塗抹層含有氫氧磷灰石(hydroxyapatite)
(C)塗抹層含有變質膠原蛋白(denatured collagen)
(D)牙本質液(dentinal fluid)不能通過塗抹層中的小孔洞(porosity),向外流動擴散(diffusion)
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統計: A(17), B(30), C(51), D(841), E(0) #3135020
統計: A(17), B(30), C(51), D(841), E(0) #3135020