A response that is uniquely directed against pathogenic Bordetella pertussis would involve what component? Antibodies
First line defenses have what aspect in common with each other? They are physical barriers against invading pathogens.
Both the innate and adaptive defenses of the immune system w...
UIUC MCB 100 Exam 3 (Quiz 13)
Questions and Correct Answers
A response that is uniquely directed against pathogenic Bordetella pertussis would
involve what component? ✅Antibodies
First line defenses have what aspect in common with each other? ✅They are physical
barriers against invading pathogens.
Both the innate and adaptive defenses of the immune system work to prevent ✅the
penetration and colonization by pathogens, and the diseases they cause.
If a new bacterial pathogen entered a human body through an accidental needle stick,
the first cell that would try to kill the pathogen would likely be ✅a phagocyte
The first and second lines of defense against microbial invasion are part of ✅innate
immunity.
Protection from infection known as species resistance is a result of ✅both the absence
of necessary receptors and lack of suitable environment in the body.
What cellular macromolecules make up the complement pathway? ✅Proteins
Based on the animation, which of the following is cleaved by C1? ✅C2 and C4
Where are the complement proteins found in the body? ✅The blood serum
Based on the animation, which of the following is responsible for cleaving C3?
✅C2aC4b
Based on the animation, which of the complement proteins can directly bind to the
surface of a bacterial cell? ✅C3b
How does cytolysis occur via the complement pathway? ✅Formation of the MAC in
invading cells, killing them
Which complement protein is used as an opsonin? ✅C3b
If a person lacked the ability to form C5, what direct result of complement could still
occur? ✅Opsonization
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