Immune Responses To Bacteria And Fungi
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A quiz on how the body's immune system reacts to bacteria and fungi
- 1.Which of the follwing are innate responses to extracellular bacteria?
- A.
Neutralization
- B.
Anaphylatoxins
- C.
Opsonization
- D.
MAC complex leading to lysis
- E.
Phagocytosis
- 2.Which of the following are adaptive responses to extracellular bacteria?
- A.
T-helper cell directing production of antibodies
- B.
Neutralization
- C.
Phagocytosis
- D.
Activating complement
- E.
CTL direct killing
- 3.What are some evasion strategies used by extracellular bacteria?
- A.
Being encapsulated
- B.
Interfering with lysosomal killing
- C.
Using clumping factor
- D.
Being bigger than other cells in the body
- 4.Which of the following are innate resonses to intracellula bacteria?
- A.
Neutralization
- B.
Macrophages that secrete IL-12
- C.
Activated CTLs
- D.
Activated NK cells
- E.
T1 helper cells
- 5.Which of the follwing are adaptive responses to intracellular bacteria?
- A.
IL-12 activated NK cells
- B.
CMI response
- C.
Macrophages that activate NK cells
- D.
Humoral response
- 6.The formation of a granuloma may cause functional impairment and tissue necrosis. What is the purpose of a granuloma?
- A.
Alert release of neutrophils
- B.
Prevent dissemination
- C.
Lyse pathogen
- D.
Protect pathogen
- 7.The best way for a intracellular bacteria to survive is to interfere with lysosomal killing.
- A.
True
- B.
False
- 8.Which of the following are the first line of defense against fungi?
- A.
CTLs
- B.
Neutrophils
- C.
NK cells
- D.
T helper cells
- E.
Macrophages
- 9.What is the major adaptive immune response to fungi?
- A.
Humoral
- B.
Macrophages
- C.
Cell mediated
- D.
NK cells
- 10.Some fungi evade the immune system by releasing enzymes that breakdown actin so they are undale to be phagocytized.
- A.
True
- B.
False
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