Specific Immune Response Flashcards
1
Q
Describe how the infection with a bacterium results in the production of plasma cells (4)
A
2
Q
Explain how antibodies help a person recover from infection (2)
A
• Binding and causing lysis of pathogen
• Neutralisation to stop pathogen entering host cells
• Agglutination allowing phagocytes to engulf many pathogens
• Opsonisationallowingfasterphagocytosis
3
Q
Explain how macrophages present antigens to T helper cells so they can bind (2 marks)
A
The macrophage binds to the T-helper cell and then the MHC on macrophages present the non-self antigens for T-helper cells to bind to.
