15 Questions
What is the primary function of inflammation?
To limit the spreading of the invading pathogen and initiate tissue repair
What is a characteristic of innate immunity?
It does not improve after exposure to an organism
What is an example of a physical barrier that provides innate immunity?
Intact skin
What is a characteristic of acquired immunity?
It is characterized by long-term memory
What is the function of phagocytic cells in the innate immune response?
To eliminate pathogens through phagocytosis
What is an example of an induced innate immune response?
Inflammatory response
What is the function of cytokines in the inflammatory response?
To mediate the inflammatory response
What is the primary function of the lymphatic system?
To scan interstitial fluid for foreign cells
What is the term for any substance capable of triggering an immune response?
Antigen
What is the main difference between innate and adaptive immune systems?
Innate immunity is nonspecific, while adaptive immunity is specific
What is the role of natural killer cells in the immune system?
To recognize and respond to diseased or damaged cells
What is the primary function of the complement system?
To destroy extracellular pathogens
What is the term for any disease-causing agent?
Pathogen
What is the role of the thymus in the immune system?
To mature immune cells
What is the three-level approach to identifying and destroying foreign cells?
Physical barriers, chemical barriers, and immune responses
Learn about the innate immune response, including physical and chemical barriers, immediate and induced responses, natural killer cells, and more.
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