Keratin is an important aspect of nonspecific defense because it
A) is toxic to pathogens.
B) destroys pathogens.
C) physically restricts pathogens to a specific region.
D) creates a physical barrier against pathogens.
Correct Answer:
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Q1: The body region where a ciliary escalator
Q2: Which body region is protected by fatty
Q3: Which white blood cells comprise 20% to
Q4: Nonspecific chemical defenses include
A)lysozyme.
B)lactic acid and electrolytes
Q4: Which white blood cells comprise 3-7% of
Q5: The main function of the mononuclear phagocyte
Q5: A properly functioning immune system is responsible
Q10: Which of the following fluid compartments is
Q11: The term _ is given to any
Q16: Plasma
A)is the liquid portion of blood in
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