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Immunology Final Exam; Questions & Answers 100% Correct

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Immunology Final Exam; Questions & Answers 100% Correct C3, the least important complement component, forms two fragments; C3b, which works as a chemoattractant, and C3a, which tags pathogens for destruction. True or False Answer-False Upon antigen recognition, B-cells can differentiate into...

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  • August 8, 2024
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Immunology Final Exam; Questions & Answers
100% Correct
C3, the least important complement component, forms two fragments; C3b, which works as a
chemoattractant, and C3a, which tags pathogens for destruction.




True or False Answer-False




Upon antigen recognition, B-cells can differentiate into ______ and T-cells can differentiate into
______.



Plasma cells; cytotoxic T-cells




Plasma cells; helper T-cells



Effector B-cells; plasma cells




A&B




A, B & C Answer-A & B




Plasma cells; cytotoxic T-cells



Plasma cells; helper T-cells

,Immunology Final Exam; Questions & Answers
100% Correct
What is the initial protease in the Classical pathway?




Factor D

MASP

Factor B

C1S Answer-C1S




The _____ immune response is known to be fixed while the _____ immune response is known
to be flexible but specific.



Adaptive; innate

Innate; adaptive

Protective; adaptive

Adaptive; protective Answer-Innate; adaptive




An organism that can cause disease when the host immune defenses are weak or when it
establishes somewhere in the body it is not commonly found is called:




Commensal pathogen

Advantageous pathogen

,Immunology Final Exam; Questions & Answers
100% Correct
Opportunistic pathogen

None of the above Answer-Opportunistic pathogen




Once a pathogen breaches the skin and mucosal barriers, the adaptive immune response
quickly kicks in to try and eliminate it.



True

False Answer-False, innate responds first




Antibodies are responsible for neutralization, opsonization and direct destruction of pathogens.



True

False Answer-False




Considering antibodies are used to initiate one of the cascades, the correct order (timing) of
activation from fastest to slowest is: 1) Alternative, 2) Lectin, 3) Classical.




True

False Answer-True




What is another name for an immunoglobulin?

, Immunology Final Exam; Questions & Answers
100% Correct
Antibody

BCR

TCR

A&B

A, B, & C Answer-A & B , Antibody and BCR




Which control protein makes sure C3b is heavily deposited on the surface of pathogens?




Properdin

Factor P

MCP

A&B Answer-A & B, Properdin and Factor P




T-cells complete their maturation in which of the following tissue or organs?



Bone marrow

Thymus

Lymph nodes

Spleen

Peyer's patch Answer-Thymus

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