HOSA Dental Terminology Practice 2025 - Free Dental Terminology Practice Questions and Study Guide

An ulcer can be caused by a variety of factors, including infections, trauma, and malignancies, which is why the selected answer is comprehensive and correct.

Infections, such as those caused by the bacteria Helicobacter pylori, can lead to gastric ulcers, disrupting the protective mucosal layer of the stomach. Trauma, which might involve physical injury to tissue, can also result in ulceration, particularly if the wound becomes infected or if the underlying tissue is damaged extensively. Furthermore, malignancies, or cancers, can cause ulcers as tumors can interfere with normal tissue integrity and lead to ulcer formation in various parts of the body.

Recognizing that ulcers can arise from multiple sources helps understand their complex nature and ensures appropriate treatment based on the underlying cause. This multifactorial perspective reflects the reality of clinical practice, where understanding the specific etiology is key to managing and preventing ulcer complications effectively.