describe the structure of tooth
Answers
Answer:
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.
STRUCTURE OF A TOOTH
Teeth are fixed into the gums. Each tooth has the following parts :
▪Root : The part of a tooth embedded into
the jaw.
▪Crown : The top part of the tooth outside the gums.
▪Neck : The part between the root and the crown.
The tooth internally is made up of
▪Enamel : It is the white part of a tooth and it is the hardest substance in our body. It is deposited outside the crown of the tooth. Enamel contains calcium salts.
▪Dentine : Dentine is like a bone structure. It is hard.
▪Pulp Cavity : Inside the dentine, there is a soft pulp cavity which contains blood vessels and nerves.