Odontoclasts are normally only active in young animals to resorb the [[Tooth Development|deciduous teeth]] to make way for the [[Tooth Development#Permanent Tooth|permanent teeth]] so this is abnormal activation in adults. | Odontoclasts are normally only active in young animals to resorb the [[Tooth Development|deciduous teeth]] to make way for the [[Tooth Development#Permanent Tooth|permanent teeth]] so this is abnormal activation in adults. |