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Self-test questions: Chapter 26
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Self-test questions: Chapter 26
Quiz Content
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not completed
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Which of the following statements regarding the natural immune system is correct?
Neutrophils can only destroy bacteria circulating in the blood.
correct
incorrect
Macrophages use nitrous oxide to kill bacteria they have engulfed.
correct
incorrect
Complement kills bacteria prior to their uptake by phagocytes.
correct
incorrect
The monocytes of the blood are the precursors of tissue macrophages.
correct
incorrect
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not completed
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Which of the following statements regarding the inflammatory response is correct?
Tissue swelling is the first stage of the inflammatory response.
correct
incorrect
Mast cells secrete chemotactic agents that attract lymphocytes
correct
incorrect
Macrophages secrete vasoactive materials during the inflammatory response
correct
incorrect
The inflammatory response can be triggered by antibody binding to the surface of micro-organisms.
correct
incorrect
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not completed
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Which of the following statements regarding the lymphocytes is correct?
The lymphocytes are the most abundant white cells of the blood.
correct
incorrect
Lymphocytes normally migrate through the tissues as part of immune surveillance
correct
incorrect
B lymphocytes respond to antigens in the extracellular fluid
correct
incorrect
All B lymphocytes become plasma cells after they have been stimulated
correct
incorrect
*
not completed
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Which of the following statements regarding the functions of T lymphocytes is correct?
T lymphocytes mature in the thyroid gland
correct
incorrect
All T cells secrete cytotoxic materials
correct
incorrect
T cells respond to foreign proteins on the surface of host cells
correct
incorrect
T cells secrete IgG when they are activated
correct
incorrect
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not completed
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Natural killer (NK) cells only destroy cells infected with a virus.
True
correct
incorrect
False
correct
incorrect
*
not completed
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Which of the following statements about antibodies is correct?
The antigen receptor on a lymphocyte has the same specificity as the antibody it secretes
correct
incorrect
IgM crosses the placenta and provides a fetus with antibody protection
correct
incorrect
B lymphocytes secrete IgM in response to a first infection
correct
incorrect
Antibody molecules have two identical antigen binding sites in the Fc region
correct
incorrect
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not completed
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The inflammatory response can be triggered by complement binding to the surface of micro-organisms.
True
correct
incorrect
False
correct
incorrect
*
not completed
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B lymphocytes mature in the bone marrow
True
correct
incorrect
False
correct
incorrect
*
not completed
.
B lymphocytes secrete IgA into the plasma when they are first activated
True
correct
incorrect
False
correct
incorrect
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