Question

difference between enamel and dentine

Answer 1

Difference between enamel and dentine:

• Enamel is an outer surface part of the tooth.

• The dentine forms the bulk of the tooth. It is placed below the enamel.

• Enamel is a hard tissue it contains 96% inorganic constituents

• Dentine consists of dentinal tubules that contain the cytoplasmic process of the odontoblasts.

• Nerve innervations are absent in enamel.

• Nerve innervations are present in dentine that's why dentine is sensitive.

• Enamel has more inorganic matter.

• Dentine has less inorganic mater.

Answer 2

Difference between enamel and dentine:

Enamel:

• Enamel generally begins from 'ectoderm of the embryo'.

• Enamel is brittle in nature.

• Enamel is approximately 96% inorganic with the remaining 4% being organic.

• The function of enamel is to protect the teeth from decay.

Dentine:

• Dentin begins from the 'ectomesenchyme'.

• Dentin is hard.

• Dentin  is 70% inorganic with 30% organic (20%) and remaining water (10%)

• Dentin, on the other hand, supports the enamel in its function and forms the bulk of the tooth.

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