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什麽是牙周組織?

Posted By vickong pun     July 11, 2021    

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什麽是牙周組織?

  

什麽是牙周組織?

  什麽是牙周組織?牙周組織包括牙験、牙周韌帶(牙周膜)和牙槽骨、牙骨質。牙骨質雖然屬于牙體組織.但它與牙眼、牙周韌帶和牙槽骨共同構成 -個功能系統.將牙齒牢固地附著于牙槽骨,承受咬給功能?並構 成口腔黏膜與牙齒硬組織之冋良好的封閉狀態,故習慣上將這四 種組織合稱爲牙周支持組織或附著裝置

(1)牙槽骨:是包圍在牙根周圍的颌骨的突起部分’形成牙槽 窩,牙根直立其中?使牙齒和牙槽骨連接在一起、不松動,以便于 咀嚼?.

(2)牙龈:是覆蓋在牙槽骨的表面和牙頸部周圍的口腔黏膜上 皮及其下方的結締組織.正常的牙龈爲粉紅色.呈刀削狀.質韌. 微有禅性,故能承受咀嚼壓力,耐受食物的摩擦,

(3)牙周膜:是一種致密的纖維組織,一端埋入牙骨質.一端連 接牙槽骨.實際上是牙齒通過牙周膜被懸吊在牙槽窩中,使牙齒能 牢固地固定在颌骨的牙槽窩內,具有一定的彈性,有利于緩沖牙齒 承受的咀嚼力。

     ★ 護牙知多d      

《牙周炎、牙齒畸形、缺牙,這些口腔問題,真的》

  

《牙周炎的病因及預防措施是什麽》

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