A.从髓室底发出至根分歧处的管道
B.在单根的两个根管之间相交通的联络侧支
C.与主根管平行的根管分支
D.与主根管成直角走行,贯穿牙本质和牙骨质的根管的细小分支
E.根管在根尖分散的细小分支
2023-08-18
根尖分歧
参考答案:E
参考答案:E
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