Memory Healthy Teeth Memory MatchVersion en ligne Dental Hygiene par Elizabeth Lowes Cavity Brushing this to stop bad breath Dentin Visit every 6 months Sugar Do this at least twice a day Bottom part of tooth that is inside the gum Brush Second layer of your tooth Dentist Nerve Top half of tooth Root Can cause cavities Hard outer layer of tooth Sensitive part of tooth Crown Hole in tooth Enamel Tongue