These chemicals secreted by immune system cells signal the nervous system:

Question

Quizplus · Accepted Answer

Cytokines are signaling molecules produced by immune cells that can communicate with the nervous system and influence behavior and brain function. Leukocytes and phagocytes are types of immune cells that do not directly signal the nervous system. Antigens are molecules that trigger an immune response, but they do not directly signal the nervous system either.

These Chemicals Secreted by Immune System Cells Signal the Nervous