問題詳情

62.關於牙髓石(pulp stone)的敘述,下列何者錯誤?
(A)真牙髓石(true pulp stone)主要位於牙髓角(pulp horn)處
(B)真牙髓石(true pulp stone)屬於牙髓石中較為罕見的結構
(C)組織學上,真牙髓石周圍可見類似造牙本質細胞(cells resembling odontoblast)圍繞
(D)牙髓石的存在,有時會造成根管治療上(endodontic treatment)的阻礙

參考答案

答案:A
難度:簡單0.793
書單:沒有書單,新增

用户評論

中山下智久】評論

真牙髓石常出現在根管內

OKC】評論

真牙髓石常出現在根尖.....觀看完整全★,...

J】評論

Occasionally a pulp stonemay contain tubules and be surrounded by cells resemblingodontoblasts. Such stones are rare and, if seen, occur closeto the apex of the tooth. Such stones are referred to as truepulp stones as opposed to stones having no cells associatedwith themconclusionfalse牙髓石 = 無細胞相連

小星星(需筆記可加好友私訊】評論

True stone通常有類似odontoblast cell牙根尖多較罕見False stone失養性鈣化(無cell)老了就容易有