No. |
Permanent teeth |
Milk teeth |
1. |
Permanent teeth are stronger than milk teeth and are permanent. |
Milk teeth are weaker than permanent teeth and are temporary. |
2. |
Lamina dura of permanent teeth is relatively thin. |
Lamina dura of milk teeth is relatively thick. |
3. |
Color of permanent teeth is much darker. |
Color of milk teeth is usually lighter. |
4. |
Permanent teeth have thick dentine layer and enamel. |
Milk teeth have thin dentin layer and enamel. |
5. |
2123 is the dental formula of permanent teeth. |
2102 is the dental formula of milk teeth. |
6. |
Permanent teeth have eight incisors, four canine, eight premolars and 12 molars. |
Milk teeth have eight incisors, four canine and eight molars. |
7. |
Permanent teeth are unable to replace and have a smaller pulp chamber. |
Milk teeth usually fall of at the age of 6 to 8 years and have a larger pulp chamber. |
8. |
Permanent teeth are thirty two in number and are larger in dimension. |
Milk teeth are twenty in number and are smaller in dimension. |