Hair-like protrusions that sweep foreign substances out of the lungs are called
A) cilia.
B) phagocytic cells.
C) macrophages.
D) enzymes.
Correct Answer:
Verified
Q9: Swollen lymph nodes are an indication of
A)anemia.
B)poor
Q10: Chemicals responsible for the dilation and increased
Q11: T and B cells help preserve the
Q12: Vessels,organs,and structures that pick up excess fluids,then
Q13: A microorganism that causes disease is a(n)
A)antigen.
B)toxin.
C)pathogen.
D)antibody.
Q15: Special growth stimulants released by helper T
Q16: Antibodies have complementary surface markers that bind
Q17: In which type of immunity response does
Q18: Which of the following is/are part of
Q19: A type of white blood cell that
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