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Immune system physiology

Role of phagocytes in innate or nonspecific immunityTypes of immune responses: Innate and adaptive, humoral vs. cell-mediatedB lymphocytes (B cells)Professional antigen presenting cells (APC) and MHC II complexesHelper T cellsCytotoxic T cellsReview of B cells, CD4+ T cells and CD8+ T cellsClonal selectionSelf vs. non-self immunityHow white blood cells move aroundBlood cell lineages

About this unit

Chances are you’ve had a fever or a cough before. Ever wondered why your body reacts this way? Your body has a deadly arsenal of specialized cells that destroy invaders through mechanisms such as consumption, expulsion, and degradation. You will learn about the numerous soldiers in your body’s army and how they keep you healthy!