Monday, 18 July 2011

How Many Baby Teeth?

How Many Baby Teeth?
Baby teeth are deciduous teeth because, like deciduous tree leaves, they fall out. How many teeth does a baby have? The prefix for "10th" is "deci" which is also the prefix in the compound word "deciduous" ... and a baby has 10 teeth on each jaw. 

Thursday, 14 July 2011

Deciduous dentition dates , Dentition: eruption times of permanent dentition


Deciduous dentition dates
How to remember the approx time of eruption of primary teeth....

Remember 6,7,16,12,20....this is 4 mandibular teeth..like...A=6months, B = 7months, C = 16m, D = 12m, E = 20months

Now add 4 in 20 and 2 in all others it becomes..8,9,18,14,24..its 4 maxillary teeth and the same sequence ABCDE....its easy right?

Dentition: eruption times of permanent dentition "Mama Is In Pain, Papa Can Make Medicine":
1st Molar: 6 years
1st Incisor: 7 years
2nd Incisor: 8 years
1st Premolar: 9 years
2nd Premolar: 10 years
Canine: 11 years
2nd Molar: 12 years
3rd Molar: 18-25 years