The immune system is very complicated and has many parts. The
parts work together to keep you healthy. If the parts of this system did
not work your body would not be able to fight off infections. Even the
smallest infection could make you very sick. Describe in your own words
how the parts of the immune system work together to fight disease.

The immune system works to keep germs out of the body and destroy any that get in. The immune system is made up of a complex network of cells and organs that protect the body from infection. Lymph nodes are part of the immune system. They release lymphocytes, a certain type of white blood cell that fights infection.

Explanation:n . Hope this helps .

Every little thing in your body plays a part, wether if its the biggest part or the small little white blood cell.

Explanation:

A number of different cells work together within the immune system to fight infections and disease. Each type of cell plays an important role in identifying, marking, and destroying harmful cells that enter or develop in the body. B cells release antibodies to defend against harmful, invading cells.