Question

Stratum germinativum is an example of which kind of epithelium

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

Answer 1

The correct option is C

Columnar

The correct option is Option C.

The explanation for the correct option:

1. Stratum germinativum is an example of columnar epithelium.
2. The innermost layer called stratum germinativum has columnar cells resting upon a common basement membrane.
3. It is the deepest layer of the five layers of the epidermis and also the outer covering of skin in mammals.

The explanation for the Incorrect option:
Option A:

1. Simple cuboidal epithelium is a form of epithelium made composed of a single layer of cuboidal (cube-like) cells with huge, spherical nuclei in the center.
2. Simple epithelium with a cuboidal shape.

Option B:

1. From the posterior portion of the nose to the bronchioles, ciliated epithelium lines in the human respiratory system.
2. Cilia can be found in the paranasal sinuses, Eustachian tubes, ependymal lining of the central nervous system, male vasa efferentia, and female oviducts, among some other places in humans.

Option D:

A single layer of flattened, polygonal cells in connection with the epithelium's basal lamina is a simple squamous epithelium, also called pavement epithelium, as well as the tessellated epithelium.

Final answer:

Stratum germinativum is an example of columnar epithelium.