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Multiple t7Choice
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Chapter 1. Introduction to Immunity and the Immune System
1. Eosinophils t7are t7involved t7insthe t7immune t7response t7against:
A. viruses.
B. intracellularsbacteria.
C. parasites t7that t7cannot t7be t7phagocytized.
D. extracellular t 7 bacteria.
ANS: t7C
2. Which t7of t7the t7following t7are t7components t7of t7both t7innate t7and t7adaptive t7immunesresponses?
A. Immunoglobulins
B. T t7helper t7cells
C. Macrophages
D. B
cells
t7
t7 ANS: t7C
3. The t7process t7by t7which t7leukocytes t7are t7attractedsto t7a t7specific t7area t7byschemical t7messengers t7is t7called:
A. diapedesis.
B. degranulation.
C. chemotaxis.
D. opsonization.
ANS: t7C
4. Which t7of t7the t7followingsis t7a t7characteristic t7of t7natural t7killer t7cells?
A. They t7maturesin t7thesthymus.
B. They t7aressmallersthan t7B t7and t7Tscells.
C. They t7are t7astype t7of t7lymphocyte.
D. They t7are t7part t7of t7thesadaptivesimmune t7system.
ANS: t7C
5. Which t7of t7the t7following t7bestsdescribes t7diapedesis?
A. Movement t7toward t7increasingsconcentrations t7 of t7ascytokine
B. Attachment t7of t7immunoglobulin t7to t7target t7cells
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C. Movement t7through t7bloodsvessel t7walls t7as t7cells t7exit t7the t7circulation
D. Engulfment t7of t7target
cells t7ANS: t7C
t7
6. The t7most t7effective t7phagocytic t7and t7antigen-presenting t7cell t7is t7the:
A. neutrophil.
B. monocyte.
C. dendritic t7cell.
D. macrophage.
ANS: t7C
7. Which t7of t7the t7followingsis t7characteristic t7of t7natural t7immunity?
A. It t7involves t7memory.
B. T t7lymphocytes t7play t7a t7major t7role.
C. It t7involves t7specificity.
D. Mechanisms t7are t7always t7present t7and t7fully t7functional.
ANS: t7D
8. All t7of t7thesfollowingscells t7aresconsidered t7part t7of t7naturalsimmunity t7EXCEPT:
A. eosinophils.
B. B t7lymphocytes.
C. monocytes.
D. neutrophils.
ANS: t7B
9. Where t7does t7thesspecific t7immune t7responsestosa t7foreign t7antigen t7mainlysoccur?
A. Lymph t7nodes
B. Blood
C. Bone t7marrow
D. Skin
t7 ANS:
A
t7
10. Which t7white t7cell t7in t7the t7peripheral t7blood t7migrates t7into t7tissuesto t7become t7a t7macrophage?
A. Eosinophil
B. Basophil
C. Neutrophil
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D. Monocyte
ANS: t7D
t7
11. A t7white t7blood t7cell t7that t7is t716 t7to t718 t7micrometers t7in t7diameter, t7has
t7ashorseshoe- t7shaped t7nucleus, t7and t7iscapable t7of t7phagocytosis t7is t7a:
A. neutrophil.
B. eosinophil.
C. basophil.
D. monocyte.
ANS: t7D
12. Pasteur's t7discovery t7that t7oldersbacterial t7cultures t7would t7not t7cause t7disease t7in t7chickens t7but t7would
t7protectst t7hem t7fromssubsequent t7infection t7with t7more t7virulent t7strains t7is t7an t7example t7of:
A. attenuated t7 vaccine.
B. natural t7immunity.
C. passive t7immunity.
D. cross-immunity.
ANS: t7A
13. Antibodies t7are t7secreted t7by:
A. plasma t7cells.
B. B t7cells.
C. T t7cells.
D. dendritic t7cells.
ANS: t7A
14. Which t7of t7the t7following t7is t7characteristic t7of t7mucosal-associated t7lymphoid t7tissue?
A. It t7is t7one t7ofsthesprimary t7lymphoidsorgans.
B. It t7clears t7pathogens t7from t7the t7bloodstream.
C. It t7includes t7the t7tonsils t7andsthesappendix.
D. It t7includessthe t7liversand t7spleen.
ANS: t7C
15. Acquired t7(adaptive) t7immunityscan t7be t7characterized t7as:
A. nonspecifically t7activated.
B. immediately t7responsive.
Multiple t7Choice
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Chapter 1. Introduction to Immunity and the Immune System
1. Eosinophils t7are t7involved t7insthe t7immune t7response t7against:
A. viruses.
B. intracellularsbacteria.
C. parasites t7that t7cannot t7be t7phagocytized.
D. extracellular t 7 bacteria.
ANS: t7C
2. Which t7of t7the t7following t7are t7components t7of t7both t7innate t7and t7adaptive t7immunesresponses?
A. Immunoglobulins
B. T t7helper t7cells
C. Macrophages
D. B
cells
t7
t7 ANS: t7C
3. The t7process t7by t7which t7leukocytes t7are t7attractedsto t7a t7specific t7area t7byschemical t7messengers t7is t7called:
A. diapedesis.
B. degranulation.
C. chemotaxis.
D. opsonization.
ANS: t7C
4. Which t7of t7the t7followingsis t7a t7characteristic t7of t7natural t7killer t7cells?
A. They t7maturesin t7thesthymus.
B. They t7aressmallersthan t7B t7and t7Tscells.
C. They t7are t7astype t7of t7lymphocyte.
D. They t7are t7part t7of t7thesadaptivesimmune t7system.
ANS: t7C
5. Which t7of t7the t7following t7bestsdescribes t7diapedesis?
A. Movement t7toward t7increasingsconcentrations t7 of t7ascytokine
B. Attachment t7of t7immunoglobulin t7to t7target t7cells
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C. Movement t7through t7bloodsvessel t7walls t7as t7cells t7exit t7the t7circulation
D. Engulfment t7of t7target
cells t7ANS: t7C
t7
6. The t7most t7effective t7phagocytic t7and t7antigen-presenting t7cell t7is t7the:
A. neutrophil.
B. monocyte.
C. dendritic t7cell.
D. macrophage.
ANS: t7C
7. Which t7of t7the t7followingsis t7characteristic t7of t7natural t7immunity?
A. It t7involves t7memory.
B. T t7lymphocytes t7play t7a t7major t7role.
C. It t7involves t7specificity.
D. Mechanisms t7are t7always t7present t7and t7fully t7functional.
ANS: t7D
8. All t7of t7thesfollowingscells t7aresconsidered t7part t7of t7naturalsimmunity t7EXCEPT:
A. eosinophils.
B. B t7lymphocytes.
C. monocytes.
D. neutrophils.
ANS: t7B
9. Where t7does t7thesspecific t7immune t7responsestosa t7foreign t7antigen t7mainlysoccur?
A. Lymph t7nodes
B. Blood
C. Bone t7marrow
D. Skin
t7 ANS:
A
t7
10. Which t7white t7cell t7in t7the t7peripheral t7blood t7migrates t7into t7tissuesto t7become t7a t7macrophage?
A. Eosinophil
B. Basophil
C. Neutrophil
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D. Monocyte
ANS: t7D
t7
11. A t7white t7blood t7cell t7that t7is t716 t7to t718 t7micrometers t7in t7diameter, t7has
t7ashorseshoe- t7shaped t7nucleus, t7and t7iscapable t7of t7phagocytosis t7is t7a:
A. neutrophil.
B. eosinophil.
C. basophil.
D. monocyte.
ANS: t7D
12. Pasteur's t7discovery t7that t7oldersbacterial t7cultures t7would t7not t7cause t7disease t7in t7chickens t7but t7would
t7protectst t7hem t7fromssubsequent t7infection t7with t7more t7virulent t7strains t7is t7an t7example t7of:
A. attenuated t7 vaccine.
B. natural t7immunity.
C. passive t7immunity.
D. cross-immunity.
ANS: t7A
13. Antibodies t7are t7secreted t7by:
A. plasma t7cells.
B. B t7cells.
C. T t7cells.
D. dendritic t7cells.
ANS: t7A
14. Which t7of t7the t7following t7is t7characteristic t7of t7mucosal-associated t7lymphoid t7tissue?
A. It t7is t7one t7ofsthesprimary t7lymphoidsorgans.
B. It t7clears t7pathogens t7from t7the t7bloodstream.
C. It t7includes t7the t7tonsils t7andsthesappendix.
D. It t7includessthe t7liversand t7spleen.
ANS: t7C
15. Acquired t7(adaptive) t7immunityscan t7be t7characterized t7as:
A. nonspecifically t7activated.
B. immediately t7responsive.
