Write the number and function of each of The followings kinds of teeth
Answers
Answer:
General there are 32 numbers of teeth.
Step-by-step explanation:
# Incisors =>
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The incisors at the front of the mouth have a sharp biting surface and are used for cutting or shearing food into small chewable pieces. There are eight incisors in both primary and permanent dentitions.
# Canine =>
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The canines are situated at the 'corners' of the dental arches. They have a sharp, pointed biting surface. Their function is to grip and tear food. There are four canine teeth in both primary and permanent dentitions.
# Premolar =>
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The premolars, unlike the incisors and canines, have a flat biting surface. Their function is to tear and crush food. They are unique to the permanent dentition which has eight premolars.
# Molar =>
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The molars are the largest of the teeth. They have a large flat biting surface. The function of the molars is to chew, crush and grind food. There are eight molars in the primary dentition and twelve in the permanent dentition.
☆There are 20 primary teeth
☆Lower incisors are usually the first teeth to erupt at about 6 months. All 20 primary teeth are usually in the mouth by about 2 years
☆There are 32 permanent teeth including 4 wisdom teeth
☆The first permanent teeth to erupt (usually at about 6 years) are the 4 first permanent molars behind the last primary teeth. Incisors erupt between 7 and 8 years.
#$# There can also be a third molar or wisdom teeth.
But yes generally they are of four types.