ANATOMY

Detailed explanation-1: -The immune system fights germs and foreign substances on the skin, in the tissues of the body and in bodily fluids such as blood. The immune system is made up of two parts: the innate, (general) immune system and the adaptive (specialized) immune system.

Detailed explanation-2: -Your immune system relies on specialized cells to fight off threats to your health. One of the most important ways your circulatory system supports your immune system is by carrying immune cells to their destinations. Without your blood vessels and arteries, these important cells could not do their job correctly.

Detailed explanation-3: -The immune system is like a small police force that constantly patrols every organ and tissue in your body. It works closely with the circulatory system for transportation needs and the lymphatic system for production of lymphocytes.