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PCB 3233 EXAM 2 QUESTIONS AND ANSWERS (100% PASS)

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PCB 3233 EXAM 2 QUESTIONS AND ANSWERS (100% PASS) _____ is the AB produced in highest quantity overall in the body - Answer️️ -IgA Has high avidity but typically affinity - Answer️️ -IgM Is the primary AB protecting mucosal surfaces - Answer️️ -IgA Is the AB in highest concentrati...

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  • August 29, 2024
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©SOPHIABENNET@2024/2025 Wednesday, August 21, 2024 12:13 PM

UNIVERSITY OF CENTRAL FLORIDA (UCF)



PCB 3233 EXAM 2 QUESTIONS AND
ANSWERS (100% PASS)

_____ is the AB produced in highest quantity overall in the body -
Answer✔️✔️-IgA

Has high avidity but typically affinity - Answer✔️✔️-IgM

Is the primary AB protecting mucosal surfaces - Answer✔️✔️-IgA

Is the AB in highest concentration in blood - Answer✔️✔️-IgG

Binds to FC receptors on mast cells and is involved in allergic
reaction - Answer✔️✔️-IgE

Antibodies can: - Answer✔️✔️-* Act as opsonins

* Neutralize a toxin or virus

How many subclasses of IgG are there? - Answer✔️✔️-4

Switch sequence or with regions are found at the beginning of each
constant region gene. - Answer✔️✔️-IgD

Which cells can present antigen using MHC class II? - Answer✔️✔️-*
Dendritic cells

* Macrophages

* Neutrophils


1

, ©SOPHIABENNET@2024/2025 Wednesday, August 21, 2024 12:13 PM

UNIVERSITY OF CENTRAL FLORIDA (UCF)


Which cells are considered leukocytes? - Answer✔️✔️-* T/B Cells

* B cells and Basophils

* NK Cells B Cells

The first time you see a pathogen is the most risky because: -
Answer✔️✔️-it takes one to two weeks to get an adaptive response
working well

The Ig's variable regions of the heavy and light chain contain -
Answer✔️✔️-* Complimentary determining regions

* Hypervariable regions

If you looked at a mature, naive B-Cells Variable region genes -
Answer✔️✔️-They would have gone through somatic recombination

B cells use ______ so they can express both IgD and IgM on the
surface at the.... - Answer✔️✔️-RNA Splicing

CD8 T-Cells are also referred to as: - Answer✔️✔️-T Cytotoxic cells

If a B cell switched from IgM to IgG1, can the B cell switch to
making IgD if needed? - Answer✔️✔️-NO

Which of the following contributes to antibody diversity? -
Answer✔️✔️-* Multiple gene segments to encode the variable region

* Combinatorial V-D-J Joining



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