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