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Mechanisms of Defense & Alterations: Inflammation, Immune Function (RRD #3) Questions and Correct Answers the Latest Update and Recommended Version $11.49   Add to cart

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Mechanisms of Defense & Alterations: Inflammation, Immune Function (RRD #3) Questions and Correct Answers the Latest Update and Recommended Version

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Mechanisms of Defense & Alterations: Inflammation, Immune Function (RRD #3) Questions and Correct Answers the Latest Update and Recommended Version

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  • November 2, 2024
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  • 2024/2025
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  • Mechanisms of Defense
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Mechanisms of Defense & Alterations:
Inflammation, Immune Function (RRD #3)
Questions and Correct Answers the Latest
Update and Recommended Version
What is "innate resistance"?

✓ The defense mechanisms we are born with.

✓ AKA: "Natural resistance".



Innate resistance includes what lines of resistance?

✓ The first and second lines of resistance.



What is the first line of resistance?

✓ The first defense against invasion. It is comprised of the body's physical barriers: skin,
membranes / glands of body openings, respiratory system defenses, etc.



The first line of resistance can be described as__________ and ___________.

✓ immediate and non specific



What is the second line of resistance?

✓ Inflammation. It is the secondary defense against against invasion.



What is acquired (adaptive ) immunity.




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✓ The third line of defense. It is the ability to resist certain diseases or conditions due to
immunocyte involvement.



The third line of defense can be described as _____ and ______

✓ delayed and specific.



What is Sjogren's Syndrome?

✓ An autoimmune disease that dries up all lubricating fluids in the body (eyes, saliva, etc.)



What are some examples of respiratory system defenses (1st line defenses)

✓ viscosity of mucus in nose, cilia of cells in bronchi, cough reflex



What is an example of a stressor that can breach the defenses of the GI system?

✓ Sjogren's syndrome, anything that changes the bowel flora (invading microbes, use of
antibiotics, etc).



What are typical symptoms of local inflammation?

✓ swelling, redness (erythema), heat, pain



What are the two types of immunocytes (or lymphocytes)?

✓ T-lymphocytes (T-cells)

✓ B-lymphocytes (B-cells)



How do T-cells work?

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✓ They defend the body by direct attack against invading microbes.



How do B-cells work?

✓ They defend the body using a more complicated method:

✓ they differentiate into plasma cells

✓ they plasma cells create antibodies to the microbe that has attacked the body

✓ a particular set of antibodies (memory) now will always remember and lay in waiting for
that specific microbe



What are antigens?

✓ Proteins that can stimulate an immunocyte reaction against them.



What are the two broad types of acquired immunity (aka the 3rd line of defense)?

✓ active acquired immunity (your own immune system developed the antibodies that
established immunity)



✓ passive acquired immunity ( you have been given someone else's antibodies-you did not
develop these on your own).



What are the two types of active acquired immunity?




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