Clinical Immunology and Serology: A Laboratory Perspective, 5th Edition
By Christine Dorresteyn, Linda E. Miller
(All Chapters Covered, Verified Answers)
,Chapter 1. Introduction to Immunity and the Immune System
Multiple Choice
1. Eosinophils are involved in the immune response against:
A. viruses.
B. intracellular bacteria.
C. parasites that cannot be phagocytized.
D. extracellular bacteria.
Answer: C
2. Which of the following are components of both innate and adaptive immune responses?
A. Immunoglobulins
B. T helper cells
C. Macrophages
D. B cells
Answer: C
3. The process by which leukocytes are attracted to a specific area by chemical messengers
is called:
A. diapedesis.
B. degranulation.
C. chemotaxis.
D. opsonization.
Answer: C
4. Which of the following is a characteristic of natural killer cells?
A. They mature in the thymus.
B. They are smaller than B and T cells.
,C. They are a type of lymphocyte.
D. They are part of the adaptive immune system.
Answer: C
5. Which of the following best describes diapedesis?
A. Movement toward increasing concentrations of a cytokine
B. Attachment of immunoglobulin to target cells
C. Movement through blood vessel walls as cells exit the circulation
D. Engulfment of target cells
Answer: C
6. The most effective phagocytic and antigen-presenting cell is the:
A. neutrophil.
B. monocyte.
C. dendritic cell.
D. macrophage.
Answer: C
7. Which of the following is characteristic of natural immunity?
A. It involves memory.
B. T lymphocytes play a major role.
C. It involves specificity.
D. Mechanisms are always present and fully functional.
Answer: D
, 8. All of the following cells are considered part of natural immunity EXCEPT:
A. eosinophils.
B. B lymphocytes.
C. monocytes.
D. neutrophils.
Answer: B
9. Where does the specific immune response to a foreign antigen mainly occur?
A. Lymph nodes
B. Blood
C. Bone marrow
D. Skin Answer: A
10. Which white cell in the peripheral blood migrates into tissue to become a macrophage?
A. Eosinophil
B. Basophil
C. Neutrophil
D. Monocyte Answer: D
11. A white blood cell that is 16 to 18 micrometers in diameter, has a horseshoe-shaped
nucleus, and is capable of phagocytosis is a:
A. neutrophil.
B. eosinophil.
C. basophil.
D. monocyte.