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牙結石是什麼?牙結石,也稱牙垢,由牙菌斑鈣化後而形成。牙菌斑是牙石形成的礦化核心,而牙石形成所需的無機鹽成分則來源於唾液。在一定條件下以牙菌斑為核心的周圍形成礦物鹽沈積,同時,居於核心中的細菌也逐漸礦化,久而久之,便形成礦化的牙石。
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