Question

The pseudostratified epithelium is present in

• A. Trachea
• B. Urinary bladder
• C. Alveoli
• D. Nephron

Answer 1

The correct option is A

Trachea

The correct option is A:

Explanation of the correct option:

1. The pseudostratified epithelium is made up of a single layer of columnar or cuboidal cells but it appears to be multilayered because the nuclei are not present at the same level instead are present at different levels in each cell.
2. It is mostly found in the trachea, bronchi, and salivary glands.

Explanation of the incorrect option:

Option B:

1. The urinary bladder is made up of transitional epithelium.
2. It is multilayered and more stretchable.

Option C:

1. Alveoli are made up of simple squamous epithelium.
2. It is formed of thin, flat polygonal cells.

Option D:

1. The nephron is made up of simple cuboidal epithelium.
2. It has square or cuboidal cells.

Final Answer: Hence, the pseudostratified epithelium is present in Trachea.