I WONDER - How Does The Lymphatic System Help The Immune System?

The video explains the lymphatic system's crucial role in the immune system, highlighting how it protects the body from infections and diseases. It describes lymph nodes as key components filled with white blood cells that combat germs. The video also discusses how lymph nodes can swell in response to infections, working hard to eliminate harmful substances from the body.

What types of cells are found in lymph nodes that help protect the body?

What types of harmful substances do lymph nodes help to remove from the body?