21. The Immune System
Steps of the Inflammatory Response
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In the inflammatory response, which immune cells are the first to begin the immune response to an injury?
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Which of the following is needed for vasodilation and diapedesis to occur at an infection site?
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Which immune cells are responsible for removing dead or damaged host material at an injury site?
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Match the scenario to the step of the inflammatory response it belongs in.
1. Tissue Damage & Infection.
2. Release of Inflammatory Mediators & Cytokines.
3. Vasodilation and Diapedesis.
4. Removal of Invading Microbes and Damaged Tissue.
_____ Local mast cells release histamines and cytokines when encountering an invading microbe.
_____ Neutrophils destroy the invading microbes found in the injury site.
_____ Peter accidentally cuts his finger with a kitchen knife.
_____ Fluid full of plasma, proteins and immune cells exits the blood stream at injury site.
_____ Macrophages remove the epidermis and dermis cells damaged by the injury.
_____ The blood vessels in the region of the injury dilate releasing immune cells and proteins.
_____ Pathogenic bacteria enter the host’s body.
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The attraction of leukocytes to the area on inflammation is referred to as
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