about sets of teeth easy paragraph
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There are four sets of teeth Molars crush and grind the food same as Premolar Incisors are used to biting and cutting Canine are used to tearing and piercing pieces
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Two sets of teeth in a lifetime
They are the first set of teeth we have and there are altogether 20 of them. They usually start to erupt from around the age of six months until 3 years of age.
At the age of 6, they sequentially erupt to replace the deciduous teeth which become loose and shed.
Deciduous teeth: Space retainer for permanent teeth
Normally, underneath the root of each deciduous tooth, there is a developing permanent successor tooth.
When it is time for the permanent successor tooth to erupt, the root of the deciduous tooth will resorb and the deciduous tooth will become loose. The place is then taken up by its permanent successor tooth.
Deciduous tooth retains the space for its permanent successor tooth.
No tooth is dispensable
If the second deciduous molar is lost early due to tooth decay, the consequences can be serious:
The premature loss of deciduous molar tooth is problematic
Since the first permanent molar erupts behind the second deciduous molar at the age of 6, the space of the lost second deciduous molar will gradually close up as the first permanent molar moves forward.
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