AY Honors/Oral Hygiene/Answer Key
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< AY Honors | Oral HygieneAY Honors/Oral Hygiene/Answer Key /
Revision as of 23:53, 13 January 2016 by JadeDragon (talk | contribs)
1. Define oral hygiene.
Oral hygiene is the practice of keeping the mouth and teeth clean to prevent dental problems, most commonly, dental cavities, gingivitis, periodontal (gum) diseases and bad breath.
