prepare notes on the internal structural similarity and functional difference of teeth
Answers
Answer:Enamel is the hardest substance in the human body, and it covers the outer surface of your teeth. It is made mostly of an extremely hard mineral called calcium phosphate. Dentin makes up the layer just below your tooth's enamel. It consists of living cells that secrete a mineral substance.
Structure of the Tooth
A tooth consists of enamel, dentin, cementum and pulp tissue. The portion of a tooth exposed to the oral cavity is known as the dental crown, and the portion below the dental crown is known as the tooth root.
Types of Teeth and Their Functions
1)Incisors – The four front teeth in both the upper and lower jaws are called incisors. ...
2)Canines – There are four canines in the oral cavity. ...
3)Premolars (Bicuspids) – These teeth are located behind and adjacent to the canines and are designed to crush food. ...
4)Molars – The most posterior teeth in the mouth are the molars.
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Concept
The teeth is one of the hardest substances in the body which a person uses to chew the food. There are various types of teeth : Incisors, canines, premolars, molars.
Explanations
Similarities in internal structure of teeth
there are 4 layers of tooth but all plays same role.
Enamel is the hardest substance in the body.
Types of teeth and functional differences:
1) Incisors: The four front teeth in both the upper and lower jaws called incisors. They help in taking bite of something.
2) Canines: They help in speaking, eating, maintaining the shape of the lips.
3) Premolars: These teeth are located behind and adjacent to the canines and are designed to crush food.
4) Molars: They are large, flat teeth at the back of the mouth.
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