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Physical Barriers in First-Line Defenses: Mucous Membrane
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Physical Barriers in First-Line Defenses: Mucous Membrane
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21. The Immune System / Physical Barriers in First-Line Defenses: Mucous Membrane / Problem 3
Problem 3
How do goblet cells contribute to the maintenance of mucous membranes?
A
By phagocytizing pathogens
B
By secreting mucus that hydrates and protects epithelial surfaces
C
By producing antibodies
D
By transporting nutrients to epithelial cells
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