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