HOSA Dental Terminology Practice

What is a common characteristic of a vesicle?

1. It is always painful

2. It is a solid growth

3. It is usually fluid-filled

4. It occurs only in the mouth

The correct answer is: It is usually fluid-filled

A vesicle is defined as a small, fluid-filled sac that can form in various parts of the body, including the skin and mucous membranes. This characteristic of being fluid-filled is crucial, as vesicles often develop as a result of various dermatological conditions, infections, or allergic reactions. The presence of the fluid inside distinguishes a vesicle from other types of lesions, such as papules or tumors, which may not contain liquid. While vesicles can occur in the mouth as well as other areas, their defining feature is the fluid they contain, making the identification of vesicles significantly important in both clinical observations and patient assessments.