Forwarded from كل مايخص طلاب الطب💜 (شِــفاء حــمد)
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عندكم جزئية الاميونيتي 22سؤال حاولو تمرو عليهن لما تكملو الكورس
عندكم جزئية الاميونيتي 22سؤال حاولو تمرو عليهن لما تكملو الكورس
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Forwarded from كل مايخص طلاب الطب💜 (شِــفاء حــمد)
Which of the following characteristics does not apply to adaptive ?
Anonymous Quiz
12%
(A) Highly antigen specific
9%
(B) Induces memory
70%
(C) Rapid, immediate response
9%
(D) Induces cytokine production
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Forwarded from كل مايخص طلاب الطب💜 (شِــفاء حــمد)
NK cells contribute to innate immunity in all of the following
ways except:
ways except:
Anonymous Quiz
9%
(A) Killing virus infected cells
8%
(B) Killing tumor cells
15%
C) Inducing IFN-gamma production
25%
D) Participate in antibody-dependent cellular cytotoxicity (ADCC)
44%
(E) Initiating antigen presentation
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Forwarded from كل مايخص طلاب الطب💜 (شِــفاء حــمد)
3. As part of the innate immune response, which cells participate
in phagocytosis?
in phagocytosis?
Anonymous Quiz
11%
(A) Macrophages and mast cells
8%
B) Macrophages and plasma cells
15%
C) NK cells and neutrophils
63%
D) Macrophages and neutrophils
3%
E) T cells and mast cells
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Forwarded from كل مايخص طلاب الطب💜 (شِــفاء حــمد)
4. The immunoglobulin class most frequently responsible for
inhibition of bacteria on mucosal surfaces is:
inhibition of bacteria on mucosal surfaces is:
Anonymous Quiz
16%
A) IgG
8%
B) IgM
65%
C) IgA
9%
C) IgE
2%
E) IgD
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Forwarded from كل مايخص طلاب الطب💜 (شِــفاء حــمد)
5. Which of the following properties is associated with MHC?
Anonymous Quiz
66%
A) Binds peptide antigen and presents it to T cells
4%
B) Binds virus particles and neutralizes the virus
8%
C) Binds LPS and interferes with bacterial phagocytosis
6%
C) Binds LPS and interferes with bacterial phagocytosis
15%
D) Binds self-antigens and presents them to NK cells
Forwarded from كل مايخص طلاب الطب💜 (شِــفاء حــمد)
6. Which of the following items regarding T cells located in lymph
node follicles participate in B cell help with isotype switching
and antibody production?
node follicles participate in B cell help with isotype switching
and antibody production?
Anonymous Quiz
27%
A) Th1 cells
41%
B) Th2 cells
11%
C) Th17 cells
19%
D) T reg
2%
(E) Tfh cell
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Forwarded from كل مايخص طلاب الطب💜 (شِــفاء حــمد)
7. Which of the following functional properties are not associated
with IFN-gamma?
with IFN-gamma?
Anonymous Quiz
20%
A) Induces production of other pro-inflammatory cytokines
20%
B) Anti-proliferative activity
25%
C) Anti-viral activity
35%
D) Triggers plasma cell formation and antibody production
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Forwarded from كل مايخص طلاب الطب💜 (شِــفاء حــمد)
8. Which of the following cytokines can inhibit or downregulate
the immune response?
the immune response?
Anonymous Quiz
35%
A) IFN-beta and IL-10
33%
B) IFN-gamma and IL-10
13%
C) IFN-beta and IL-2
19%
D) IL-17 and IL-
Forwarded from كل مايخص طلاب الطب💜 (شِــفاء حــمد)
9. The initial step in antibody formation begins with the binding
of antigen to the B cell surface immunoglobulin via:
of antigen to the B cell surface immunoglobulin via:
Anonymous Quiz
21%
(A) MHC class I molecule
36%
B) MHC class II molecule
39%
C) B cell recepter (BCR)
4%
(D) KIRS