Teeth 

 
  • Teeth structure, food class and digestive system play an important role in the human body and health.
 

3.1

Teeth 

 

Types of teeth and their function

 
  • Human has multiple types of teeth and each type of teeth have their own shape and function. 
 
 
 

Structure of a tooth 

 
  • Structure of a tooth:-
 
 

Milk Teeth Set and Permanent Teeth Set

 
  • Milk teeth are baby teeth that will fall out as we grow up. 
 
  • Permanent teeth are teeth that are grown to replace baby teeth. 
 
  • Comparison between milk teeth and permanent teeth:- 

Milk teeth

Permanent teeth

 

Milk teeth set 

Permanent teeth set

Consist of 20 teeth Consist of 32 teeth
Smaller in size  Bigger in size
Weaker than permanent teeth Stronger than milk teeth.
Shorter life span Longer life span
Started to grow at the age of 6 months and completed at the age of 3 years old.  Started to grow at the age of 6 years old and completed at the age of 21 years old.
 
 

Dental care 

 
  • We need to take care of our teeth to avoid cavities and toothache. 
 

How to take care of our teeth

     
1.   Eat healthy food.
     
2.   Rinse your mouth after a meal. 
     
3.   Brush your teeth at least twice a day. 
     
4.   Use floss and toothpick to pick stuck food. 
     
5.   Do a regular check-up at the clinic every 6 months.
 
  • There are multiple treatments available for teeth:-
  1. Dental fillings
  2. Braces
  3. Root treatment 
  4. Dentures