What is phagocytosis?
Phagocytosis is a type of non-specific defence involving a phagocyte engulfing and destroying pathogens.
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What are phagocytes?
Phagocytes are a type of white blood cell that engulf and destroy pathogens through phagocytosis.
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What are the two main types of phagocytes?
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What is the role of lysosomes in phagocytosis?
Lysosomes fuse with with phagosomes to form phagolysosomes and their lysozymes digest and destroy pathogens.
Phagosomes are sometimes called phagocytic vesicles.
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What are the steps involved in phagocytosis?
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What is a phagocyte called when it presents a pathogen's antigens on its surface, and what is the function of this process?
When a phagocyte presents a pathogen's antigens on its surface, it is called an antigen-presenting cell (APC).
The function of this process is to activate other cells in the immune system.
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