Question

Identify this tissue, it has tight-fitting, single layer, flattened cells.

• A. Squamous
• B. Ciliated
• C. Striated
• D. Columnar

Answer 1

The correct option is A

Squamous

The correct option is A:

Explanation of correct option:

1. The squamous epithelial tissues are generally flattened, and they are made up of a single layer of squamous cells.
2. They have a tight-fitting in their single layer for the purpose of diffusion.
3. This tissue also plays an important role in gas exchange and also the exchange of nutrients and waste in lungs and blood capillaries respectively.

Explanation of incorrect option:

Option B:

1. Ciliated columnar epithelium tissue has many cilia-like structures that carry mucus in the respiratory tract.
2. They are found in the fallopian tubes and also in the female respiratory tract.

Option C:

1. The striated epithelium consists of the many layers of the cells. \
2. They are found in the mouth lining, vaginal lining, and skin.

Option D:

1. Columnar epithelium is generally elongated cells that are placed side by side like columns.
2. Their main function is absorption and secretion. They are found in the lining of the respiratory tract.

Final Answer: Thus, Squamous epithelial tissue has atight-fitting, single layer, flattened cells.