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上顎第二小臼歯

上顎第二小臼歯(じょうがくだいにしょうきゅうし、maxillary second premolar)とは、上顎歯列第一小臼歯の遠心側に隣接するのこと。正中から五番目にあることから上顎5番ともいう。

近心側隣接歯:上顎第一小臼歯

遠心側隣接歯:上顎第一大臼歯

対合歯:下顎第二小臼歯下顎第一大臼歯

歯冠が完成するのは6-7歳時、萌出は10-12歳、歯根完成は12-14歳の時である[1]

脚注

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出典

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  1. ^ 本川ら, p.53

参考文献

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  • 本川渉、久芳陽一 著「第4章 歯の発育」、下岡正八、五十嵐清治、内村登、木村光孝、鈴木康生、大東道治、本川渉渡部茂 編『新小児歯科学』(第1版第5刷)クインテッセンス出版東京都文京区、2004年3月25日、51-78頁。ISBN 4-87417-501-5 

関連項目

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上顎第二小臼歯
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