Excessive wear will often result in exposure of the [[Enamel Organ#Pulp|pulp cavity]]. If the wear is gradual, the pulp may respond by laying down more [[Enamel Organ#Dentin|dentine]] – reparative dentine (also known as tertiary dentine). | Excessive wear will often result in exposure of the [[Enamel Organ#Pulp|pulp cavity]]. If the wear is gradual, the pulp may respond by laying down more [[Enamel Organ#Dentin|dentine]] – reparative dentine (also known as tertiary dentine). |