Emergency Medical Technician (EMT) Practice Test

Where are sebaceous glands primarily located?

1. epidermis layer

2. in the hypodermis

3. in the dermis layer

4. within the muscles

The correct answer is: in the dermis layer

Sebaceous glands are primarily located in the dermis layer of the skin. This is the layer situated beneath the epidermis, which is the outermost protective layer. The dermis contains various structures, including hair follicles, blood vessels, and glands, including sebaceous glands. These glands are responsible for producing sebum, an oily substance that helps to lubricate and protect the skin and hair. The presence of sebaceous glands in the dermis is essential for maintaining skin health and preventing dryness. Their function and location in the dermis are crucial for the overall integrity of the skin, distinguishing them from structures found in other layers such as the epidermis or hypodermis.