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Beschreibung
Quiz von suyog gurung, aktualisiert more than 1 year ago
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Erstellt von suyog gurung
vor mehr als 2 Jahre
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Frage 1
Frage
Natural resistance (EP) is a non-specific, innate form of
protection:
Antworten
-
Yes
-
No
Frage 2
Frage
The skin and mucous membranes have antimicrobial action:
Antworten
-
True
-
Incorrect
Frage 3
Frage
The complement system is a cellular component of innate
immunity:
Antworten
-
Yes
-
No
Frage 4
Frage
NK cells (natural killers) perform intracellular killing of microorganisms and tumor cells:
Antworten
-
True
-
incorrect
Frage 5
Frage
Opsonization facilitates the phagocytosis of bacteria:
Antworten
-
Yes
-
No
Frage 6
Frage
The functions of complement are related to:
Antworten
-
Antibody-dependent cellular cytotoxicity (ADCC)
-
Lysis of cells, including bacterial
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Participation in antigen processing and presentation
-
Opsonization by the C3b particle
-
All answers are correct
Frage 7
Frage
Where is the presence of lysozyme detected?
Antworten
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In sweat glands
-
In tears and saliva
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In the skin
-
In the serum and in the mucous secretions of the mucous membranes
-
There is no correct answer
Frage 8
Frage
Which of the following molecules are acute phase proteins:
Antworten
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C-reactive protein (CRP)
-
Interferon-a
-
Lactoferrin
-
Endotoxin
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Exotoxin
Frage 9
Frage
Which of the following cytokines are produced by mononuclear
phagocytes:
Antworten
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IL2 and IL4
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IFN-gamma and IFN-beta
-
TNF-alpha, IL1 and IL6
-
All answers are correct
-
there is no correct answer
Frage 10
Frage
NK cells (natural killers) perform the following functions:
Antworten
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Activation of complement
-
ADCC
-
Synthesis of antibodies
-
Lysis of virus-infected cells
-
All answers are correct
Frage 11
Frage
Receptors for the Fc fragment of immunoglobulins have the following cells:
Antworten
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T-lymphocytes
-
Neutrophils
-
Macrophages
-
Dendritic cells
-
All listed
Frage 12
Frage
In the mucous secretions he most often finds:
Antworten
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IgG
-
IgA
-
IgE
-
IgM
-
IgD
Frage 13
Frage
The activation of the complement by the alternative route is carried out by:
Antworten
-
Bacterial lipopolysaccharides and autoantibodies (eg C3-nephritic factor)
-
C-reactive protein (CRP) and other acute phase proteins
-
Antigen-antibody complexes
-
Peptidoglycan
-
All listed
Frage 14
Frage
Toll-like receptors (TLRs) are characterized by:
Antworten
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Are located on the surface of T and B lymphocytes
-
Are found on the surface of macrophages and dendritic cells
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Are detected by binding to antibodies
-
Bind to PAMP (pathogen-associated molecular patterns) structures of bacteria and viruses
-
Activate complete
Frage 15
Frage
Typical of innate immunity is that:
Antworten
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Is an adaptive form of protection
-
Is inherited and has a non-specific effect
-
Has a memory
-
All answers are correct
-
There is no correct answer
Frage 16
Frage
How many ways are there to activate the complement system?
1. [blank_start]3[blank_end]
List them
1. [blank_start]Classical[blank_end]
2. [blank_start]Alternative[blank_end]
3. [blank_start]Lecithin[blank_end]
Antworten
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3
-
Classical
-
Alternative
-
Lecithin
Frage 17
Frage
The following cells are defined as "professional" phagocytes
performing effective phagocytosis:
1. [blank_start]Macrophages[blank_end]
2. [blank_start]Neutrophils[blank_end]
Antworten
-
Macrophages
-
Neutrophils
Frage 18
Frage
Humoral factors of natural resistance include:
[blank_start]Complement[blank_end]
[blank_start]Lysozyme[blank_end]
[blank_start]Acute phase proteins[blank_end]
Antworten
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Complement
-
Lysozyme
-
Acute phase proteins
Frage 19
Frage
Cytokines are [blank_start]PHYSIOLOGICAL MEDIATORS[blank_end] that are synthesized
by [blank_start]LYMPHOCYTES[blank_end], [blank_start]FIBROBLASTS[blank_end].
Antworten
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PHYSIOLOGICAL MEDIATORS
-
LYMPHOCYTES
-
FIBROBLASTS
Frage 20
Frage
The main mechanisms for intracellular killing of bacteria in
phagocytosis are [blank_start]2[blank_end] - [blank_start]OXYGEN DEPENDENT[blank_end] , [blank_start]OXYGEN INDEPENDENT[blank_end]
Antworten
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2
-
OXYGEN DEPENDENT
-
OXYGEN INDEPENDENT
Frage 21
Frage
C3 particle cleavage?
Answer: [blank_start]Central reaction in the complement casca[blank_end][blank_start]de[blank_end]
Antworten
-
Central reaction in the complement casca
-
de
Frage 22
Frage
C5a and C3a particles of complement?
Answer: [blank_start]Anaphylatoxins[blank_end]
Antworten
-
Anaphylatoxins
Frage 23
Frage
Ostrophase cytokines?
Answer: [blank_start]IL1[blank_end] and [blank_start]IL6[blank_end]
Antworten
-
IL1
-
IL6
Frage 24
Frage
Interferon-alpha and beta?
Answer: [blank_start]Have antiviral activity[blank_end]
Antworten
-
Have antiviral activity
Frage 25
Frage
C5-9 complement fractions form?
Answer: [blank_start]Membrane attacking complexes[blank_end]
Antworten
-
Membrane attacking complexes
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