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Nursing 211
Immune system/Inflammation
Question | Answer |
---|---|
What is an innumodeficiency? | Infection or malignant disease or both. |
What is a hyperimmune activity? | Autoimmune disease or hypersensitivity. |
Does bone marrow produce differentiated or undifferentiated stem cells? | undifferentiated |
The maturational pathway of the undifferentiated stem cell depends on what? | Body need and the presence of hormones |
How does the presence of hormones (cytokines/poietins) affect undifferentiated stem cells? | It goes directly to stem cells and tell them what to become based on body needs. |
what kind of response is inflammation? | Non-specific (Same response for all triggers) |
Can inflammation occur without infection? | Yes. |
Does inflammation provide immediate, short term protection? | Yes. |
what are 3 purposes of inflammation? | 1. Get rid of harmful microorganisms. 2. Cause visible/uncomfortable symptoms 3. stimulate AMI/CMI activation. |
What are the 4 cells involved in inflammation? | Neutrophils, macrophages, eosinophils, basophils. |
Which cell is the first line of defense in inflammation? | Neutrophil |
which cell in inflammation is big and phagocytic? | macrophage |
What are immature neutrophils called ? | Bands |
Why do neutrophils have such a short life span? | Once they go through phagocytosis, they lose their energy and die. |
what is the function of neutrophils? | It's grnaules contain enzymes used to degrade invading organisms. |
What is Stage I of inflammation? | Changes in blood vessels. initially constriction, then hyperemia and edema d/t effects of histamine and kinins. |
What does histamine do in inflammatory repsonse? | Causes swelling. |
What do kinins do? | Cause pain at the site. |
What is Stage II in the inflammatory process? | Fomation of exudate. (Dead microorganisms/neutrophils) |
What is Stage III in inflammatory process? | Tissue repair and replacement. |