12 Questions
What is the first line of defense against pathogen invasion?
Resident tissue macrophages
Which molecules mark bacteria for destruction?
Complement molecules
What is the purpose of increased capillary permeability and localized edema?
To allow leukocyte migration
What is the role of cytokines in the immune response?
To promote tissue repair
Which leukocytes are involved in the destruction of bacteria?
Macrophages
What are the four symptoms mediated by cytokines during the immune response?
Heat, redness, swelling, pain
What is the process of cleaning up and tissue repair called?
Phagocytosis
What is the function of chemotaxins?
To promote leukocyte migration
What type of response is the immune response to foreign invasion or tissue damage?
Nonspecific
Which cytokines are released by resident tissue macrophages?
TNF and IL-1
What is the role of histamine during the immune response?
To increase capillary permeability
What is the process by which leukocytes move towards the site of infection or tissue damage called?
Chemotaxis
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