Exercise: Immune System

Questions for: Immune System

Which of the following white blood cells act as scavengers when they engulf and digest pathogens?
A:
Macrophages
B:
T cells
C:
B cells
D:
Lymphocytes
Answer: A
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Which of the following components of the vertebrate immune response occurs first upon invasion by a virus or bacterium?
A:
Activation of killer T lymphocytes
B:
Activation of B lymphocytes
C:
The inflammatory response
D:
Mobilization of complement proteins
Answer: C
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Lack of reaction to our own human leukocyte antigens (HLAs) is known as?
A:
autoimmunity
B:
complement system
C:
clonal selection
D:
tolerance
Answer: D
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