Components of the first line of defense include all of the following, except
A) the tough cell sheet of the upper epidermis of the skin.
B) the flushing action of tears and blinking.
C) nasal hairs.
D) phagocytic white blood cells.
E) the flushing action of urine.
Correct Answer:
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Q4: Which white blood cells comprise 3-7% of
Q5: A properly functioning immune system is responsible
Q6: Lysozyme is found in _.
A) tears
B) salivary
Q10: Which of the following fluid compartments is
Q11: The term _ is given to any
Q13: The most numerous WBCs that have multilobed
Q14: The blood cells that function in allergic
Q16: Plasma
A)is the liquid portion of blood in
Q16: All of the following are physical barriers
Q17: Which of the following is incorrect about
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