The Immune System

The video explains how the immune system prevents disease by fighting infections caused by various pathogens like bacteria, viruses, fungi, and parasites. It describes the roles of the innate and adaptive immune systems, highlighting the functions of macrophages, neutrophils, lymphocytes, T cells, and B cells. The video also touches on the importance of ongoing research to better understand the immune system and develop improved vaccines.

Explain the difference between the innate and adaptive immune systems.

What is the significance of T cells and B cells in the immune response?