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Chapter Assessment Lesson 12.2
Learning Key Terms and Concepts
True or False?
When skin has been cut or punctured, you are at a much greater risk for infection.
A. True
B. False
The process by which cells engulf and destroy foreign matter and cellular debris is called _____.
A. exocytosis
B. phagocytosis
C. inflammation
D. opsonization
_____ develop into macrophages when they leave the bloodstream and enter tissues.
The process by which cell membranes fuse together and then push debris from the cell vesicles to the outside of the cell is called _____.
The _____ is a set of 11 proteins that circulate in the blood plasma and work together to destroy bacteria.
The process by which complement proteins make cells more attractive to phagocytes is called _____.
A. opsonization
B. activation
C. phagocytosis
D. precipitation
True or False?
A virus spreads by reproducing itself.
A. True
B. False
Thinking Critically
The complement system can be activated in two primary ways. Identify the two pathways and describe how each one is initiated.
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