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ju LABORATORY PERSPECTIVE, 4TH EDITION, CHRISTINE DORRESTEYN ju ju ju ju ju ju
STEVENS, LINDA E. MILLER ju ju ju ju j u
COMPLETE CHAPTERS u
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Chapter 1. Introduction to Immunity and the Immune System
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Multiple Choice ju
1. Eosinophils are involved in the immune response against:
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A. viruses.
B. intracellular bacteria. ju
C. parasites that cannot be phagocytized.
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D. extracellular bacteria. ju
ANS: C ju
2. Which of the following are components of both innate and adaptive immune responses?
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A. Immunoglobulins
B. T helper cells
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C. Macrophages
D. B cells
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ANS: C
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3. The process by which leukocytes are attracted to a specific area by chemical messengers is called:
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A. diapedesis.
B. degranulation.
C. chemotaxis.
D. opsonization.
ANS: C ju
4. Which of the following is a characteristic of natural killer cells?
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A. They mature in the thymus.
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B. They are smaller than B and T cells.
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C. They are a type of lymphocyte.
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D. They are part of the adaptive immune system.
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ANS: C ju
,5. Which of the following best describes diapedesis?
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A. Movement toward increasing concentrations of a cytokine
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B. Attachment of immunoglobulin to target cells
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, C. Movement through blood vessel walls as cells exit the circulation
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D. Engulfment of target cells ju ju ju
ju ANS: C ju
6. The most effective phagocytic and antigen-presenting cell is the:
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A. neutrophil.
B. monocyte.
C. dendritic cell. ju
D. macrophage.
ANS: C ju
7. Which of the following is characteristic of natural immunity?
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A. It involves memory.
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B. T lymphocytes play a major role.
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C. It involves specificity.
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D. Mechanisms are always present and fully functional.ju ju ju ju ju ju
ANS: D ju
8. All of the following cells are considered part of natural immunity EXCEPT:
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A. eosinophils.
B. B lymphocytes.
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C. monocytes.
D. neutrophils.
ANS: B ju
9. Where does the specific immune response to a foreign antigen mainly occur?
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A. Lymph nodes ju
B. Blood
C. Bone marrow ju
D. Skin
ju ANS:
A
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10. Which white cell in the peripheral blood migrates into tissue to become a macrophage?
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A. Eosinophil
B. Basophil
C. Neutrophil