Phagocytosis

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first stage
1. Phagocyte attracted by chemicals produced by pathogen
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second stage
2. Phagocyte recognises pathogen as non-self and binds to it
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third stage
3. Phagocyte engulfs the pathogen to form phagosome-lysosome moves towards phagosome and combines with it, forming phagolysosome
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fourth stage
4. In phagolysosome, enzymes break down the pathogen
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fifth stage
5. Digested pathogen absorbed by phagocyte-antigens combine with MHC in the cytoplasm
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sixth stage
6. MHC/antigen complex is displayed on phagocyte membrane, making an antigen presenting cell
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Other cards in this set

Card 2

Front

second stage

Back

2. Phagocyte recognises pathogen as non-self and binds to it

Card 3

Front

third stage

Back

Preview of the front of card 3

Card 4

Front

fourth stage

Back

Preview of the front of card 4

Card 5

Front

fifth stage

Back

Preview of the front of card 5
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