Steps of a macrophage ingesting a pathogen: a. Ingestion through phagocytosis, a phagosome is formed b. The fusion of lysosomes with the phagosome creates a phagolysosome; the pathogen is broken down by enzymes c. Waste material is expelled or assimilated (the latter not pictured) Parts: 1. Pathogens 2. Phagosome 3. Lysosomes 4. Waste material 5. Cytoplasm 6. Cell membrane

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