Calculus (dental)

From Academic Kids

In dentistry, calculus or tartar refers to hardened plaque on the teeth, formed by the presence of saliva, debris, and minerals. Its rough surface provides an ideal medium for bacterial growth, threatening the health of then gums and absorbing unaesthetic stains far more easily than natural teeth.

Template:Health-stubde:Zahnstein it:Tartaro (medicina) zh-min-nan:Khí-tái

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