In Know Your teeth series – we try to explain our teeth based on their shape, position and function.
What is Incisor ?
A narrow-edged tooth at the front of the mouth, adapted for cutting. In humans there are four incisors in each jaw. (Definition from Google)
Cutting and shearing food. Aesthetics (looks).
How many ?
An adult human has 4 upper incisors and 4 lower incisors. The 2 in the center are called as Central incisors and 2 in the side of central incisors are called as Lateral Incisor.
When do they erupt ?
Central Incisors (lower): 6- 7 years
Lateral Incisors (lower): 7-8 years
Central Incisors (upper): 7-8 years
Lateral Incisors (upper): – 8-9 years