healthy teeth

Hello! This is Shees. Today we will talk about healthy teeth, their scientific names, numbers, parts, and function.

Definition:

Teeth can be defined as a hard body that attached in a row to each jaw, serving for the mastication of the food, as a weapon of attack or defense.

=>Each tooth itself has two parts:

1- Crown

2- Roots

Scientific name:

front teeth-incisors

cuspids-canines

upper jaws-maxillary

lower jaws-mandibular

teeth

Parts:

There are five parts of a teeth:

Enamel:

It is a white outer part which is made up of Calcium phosphate.

Damaging or chipping to enamel is not painful.

Dentin:

It is present under the enamel, made up of living cells.It is creamy in colour.It secrets hard mineral substances.

Pulp:

It is softer. The blood vessels and nerves run into it.when this part exposed to infection then it causes severe pain and may be death.

Cementum:

It is the layer of connective tissue that bind roots to jaw bone/gum.

Periodontal ligament:

It is a tissue that holds the teeth together.

teeth




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