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katalys katalys
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6 years ago
Which of the following is an age-related change that may require an adaptation of personal hygiene?
 
  a. Strengthening of the periodontal membrane
  b. Increased bony structure of the mouth
  c. Increased saliva production
  d. Weaker jaw muscles
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pastaeatherpastaeather
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6 years ago
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katalys Author
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6 years ago
Thanks for your help!!
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Yesterday
Brilliant
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2 hours ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
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