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Microbiology, 2021

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17 • Review Questions 721<br />

8. Histamine, leukotrienes, prostaglandins, and<br />

bradykinin are examples of which of the<br />

following?<br />

A. chemical mediators primarily found in the<br />

digestive system<br />

B. chemical mediators that promote<br />

inflammation<br />

C. antimicrobial peptides found on the skin<br />

D. complement proteins that form MACs<br />

9. White blood cells are also referred to as which of<br />

the following?<br />

A. platelets<br />

B. erythrocytes<br />

C. leukocytes<br />

D. megakaryocytes<br />

10. Hematopoiesis occurs in which of the following?<br />

A. liver<br />

B. bone marrow<br />

C. kidneys<br />

D. central nervous system<br />

11. Granulocytes are which type of cell?<br />

A. lymphocyte<br />

B. erythrocyte<br />

C. megakaryocyte<br />

D. leukocyte<br />

12. PAMPs would be found on the surface of which<br />

of the following?<br />

A. pathogen<br />

B. phagocyte<br />

C. skin cell<br />

D. blood vessel wall<br />

13. ________ on phagocytes bind to PAMPs on<br />

bacteria, which triggers the uptake and<br />

destruction of the bacterial pathogens?<br />

A. PRRs<br />

B. AMPs<br />

C. PAMPs<br />

D. PMNs<br />

14. Which of the following best characterizes the<br />

mode of pathogen recognition for opsonindependent<br />

phagocytosis?<br />

A. Opsonins produced by a pathogen attract<br />

phagocytes through chemotaxis.<br />

B. A PAMP on the pathogen’s surface is<br />

recognized by a phagocyte’s toll-like<br />

receptors.<br />

C. A pathogen is first coated with a molecule<br />

such as a complement protein, which<br />

allows it to be recognized by phagocytes.<br />

D. A pathogen is coated with a molecule such<br />

as a complement protein that immediately<br />

lyses the cell.<br />

15. Which refers to swelling as a result of<br />

inflammation?<br />

A. erythema<br />

B. edema<br />

C. granuloma<br />

D. vasodilation<br />

16. Which type of inflammation occurs at the site of<br />

an injury or infection?<br />

A. acute<br />

B. chronic<br />

C. endogenous<br />

D. exogenous

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