Question

The kind of epithelium seen in respiratory tract is

• A. Squamous epithelium
• B. Ciliated epithelium
• C. Glandular epithelium
• D. Cuboidal epithelium

Answer 1

The correct option is B

Ciliated epithelium

The correct option is B.
Explanation of the correct option:

1. Epithelium consisting of a single layer of column-like cells with cilia at their free surfaces is called ciliated epithelium.
2. These are found in the inner lining of the respiratory tract, tubules of the testes, fallopian tube, uterus etc.
3. Cilia in the respiratory tract move back and forth and help in removing the dust particles that are inhaled during breathing.

Explanation of the incorrect options:

Option A:

Squamous epithelium forms the inner lining of blood vessels, heart, kidney etc.

Option C:
Glandular epithelium is abundantly found in various organs of vertebrate animal that secrete specialized chemical substances.

Option D
Cuboidal epithelium are found in the inner lining of thyroid gland, salivary gland and liver.

Final answer:

The kind of epithelium seen in respiratory tract is ciliated epithelium.