What Are White Blood Cells

The video explores the critical role of blood, focusing on white blood cells, which are essential for the immune system. It details the two types of white blood cells: phagocytes, which engulf bacteria, and lymphocytes, which produce antibodies and antitoxins. The video also touches on the importance of vaccinations in aiding the immune response.

What happens to phagocytes after they engulf bacteria?

Explain the significance of antibodies in the immune response.