– Covers and protects the whole crown of a tooth very strong and dense

– Forms the roots and the inner part of a tooth has a lot of micro pores to communicate with the nerve inside sensitive to temperature and sugar and wears out fast if exposed

Nerve (pulp)
– The inner most part of a tooth is vulnerable to oral bacteria can get easily infected if not protected

Bone (periosteum)
– The outside part that covers the root of a tooth provides stability and strength to a tooth acting as a cushion keeps the tooth from being sensitive