HOSA Dental Terminology Practice

What is a carcinoma?

1. A benign tumor

2. A non-cancerous growth

3. A cancerous tumor

4. A viral infection

The correct answer is: A cancerous tumor

A carcinoma refers specifically to a type of cancer that originates in epithelial tissues, which line the surfaces of organs and structures throughout the body. Carcinomas are malignant tumors, meaning they can invade nearby tissues and spread to other parts of the body through the lymphatic system or bloodstream. This distinguishes them from benign tumors and non-cancerous growths, which do not have the ability to invade local tissues or metastasize. Understanding that carcinomas are cancerous is crucial for recognizing their potential severity and the need for appropriate medical intervention, which often involves surgical removal, radiation therapy, or chemotherapy. The other options describe non-cancerous conditions or entities, which highlight the defining characteristics of what makes a carcinoma a serious health concern.