adjective
- relating to or composed of epithelium, the layer of cells that covers the surface of the body and lines internal organs and cavities
Usage: medical/anatomical term; commonly used in biology and medicine
Examples
- The epithelial tissue of the skin acts as a protective barrier against infection.
- Epithelial cells line the respiratory tract and help filter air.
- Damage to epithelial tissue can impair the body's ability to absorb nutrients.
- The epithelial layer of the intestines is responsible for nutrient absorption.
- Cancer can develop when epithelial cells begin to grow abnormally.
- Epithelial tissue covers all external and internal surfaces of the body.