The Immune System

Mr. Anderson's podcast explores the immune system, starting with a historical perspective on smallpox and its impact on the Aztecs. He uses a castle analogy to explain how the body defends against infections, highlighting the roles of skin, inflammation, and macrophages. The podcast delves into specific immune responses, focusing on antibodies, B and T lymphocytes, and the critical role of helper T cells. The immune response process is illustrated using a cold, emphasizing the body's ability to remember and fight infections. The podcast concludes with a discussion on how viruses mutate to evade immunity.

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