Question

Pulp cavity of a tooth is lined by-

• A. odontoblasts
• B. chondroblasts
• C. osteoblasts
• D. ameloblasts

Answer 1

The correct option is A

odontoblasts

The correct option is A.

Explanation of correct option:

1. The pulp cavity is actually the central portion of a tooth.
2. Odontoblasts define connective tissue cells that form the outer part of the dental pulp.

Explanation of incorrect options:

Option B:

1. Chondroblasts are the cells that play a key role in forming cartilage.

Option C:

1. Osteoblasts are the cells that are found in bone tissue.
2. They usually assist in depositing calcium into the protein matrix of bone.

Option D:

1. Ameloblasts are involved in the enamel formation and mineralisation of the enamel.

Final answer: Pulp cavity of a tooth is lined by odontoblasts.