In pursuit of the third objective, which is good health and well-being, the Dental Technology Department published a medical article by Mr. M.M. Murtadha Haider Hassan on Tuesday, February 24, 2026. The immune system is the primary line of defense in the human body, protecting it from germs, viruses, and parasites that may cause disease. This system consists of an integrated network of cells, tissues, and organs that work harmoniously to detect and eliminate foreign substances.