Question

Which of these is a way the immune system works with other body systems?

A. The spleen filters pathogens from blood.
B. T cells make chemicals that control blood pressure.
C. The spleen makes digestive enzymes.
D. B cells boost memory in the brain.

Answer 1

A. The spleen filters pathogens from blood

Step-by-step explanation:

-The spleen is sometimes called the “filter of the blood”

-It works closely with the circulatory system for transportation needs and the lymphatic system for production of lymphocytes.