Colorado Cosmetology Written Practice Exam 2026 - Free Cosmetology Practice Questions and Study Guide

Question: 1 / 425

What are Nail grooves?

Indented vertical lines down the nail

Slits or grooves on the sides of the nail

Nail grooves refer to the slits or grooves that occur along the sides of the nail. These are natural indentations found in the nail structure and help in the growth and formation of the nail. They are essential because they provide a guide for the nail as it grows, allowing for a more defined and aesthetically pleasing result.

The other options describe different aspects of nails. For instance, indented vertical lines down the nail could refer to ridges, which are a different phenomenon. The area beneath the nail plate is typically known as the nail bed, and darkening of the nail might be associated with various health conditions or trauma, which does not pertain to the structural definition of nail grooves. Thus, the correct answer captures the specific anatomical feature involved in nail morphology.

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The area beneath the nail plate

Darkening of the nail

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