North Carolina Cosmetic Arts Practice Exam

What does the term "comedo" refer to in skincare?

1. A type of acne treatment

2. A clogged hair follicle, commonly known as a blackhead or whitehead

3. A special skincare ingredient

4. A technique used in facial treatments

The correct answer is: A clogged hair follicle, commonly known as a blackhead or whitehead

The term "comedo" specifically refers to a clogged hair follicle, which is commonly recognized as either a blackhead or a whitehead. This is significant in the context of skincare because understanding the nature of a comedo is vital for effective acne treatment and management. Blackheads occur when a clogged pore is open to the air, causing the debris to oxidize and become dark. In contrast, whiteheads form when the clogged pore remains closed and the buildup of oil and dead skin cells is not exposed to air, resulting in a white or flesh-colored bump on the skin. Recognizing the distinction between these types of comedones is essential for skincare professionals and individuals addressing acne, as it helps in determining the right treatment protocols and products to use, thereby improving skin health and appearance.