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