A lesson on how the body defends itself against disease. It covers the first lines of defence, pathogens, phagocytosis step by step, lymphocytes, antigens and antibodies, and finishes with immunity and memory cells.
What this presentation covers
- first lines of defence: skin, tears and saliva
- types of pathogen
- phagocytes and the stages of phagocytosis
- pus
- lymphocytes and the specific response
- antigens and antibodies
- natural and acquired immunity
- immunological memory
Level: GCSE
Slides: 18
Format: PowerPoint (.pptx)