试题与答案

前期牙本质是() A.在成牙本质细胞和矿化牙本质之间一层未钙化的牙本质 B.牙本质钙

题型:单项选择题 B型题

题目:

前期牙本质是()

A.在成牙本质细胞和矿化牙本质之间一层未钙化的牙本质

B.牙本质钙化小球之间遗留的未钙化间质

C.在冠部靠近釉质和根部靠近牙骨质最先形成的牙本质

D.牙齿发育完成后形成的牙本质

E.釉质表面因磨损、酸蚀、龋病等而遭受破坏时,部分成牙本质细胞继续形成的牙本质

答案:

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