An infection that travels throughout the body is called
A) transmitted.
B) lymphatic.
C) localized.
D) systemic.
Correct Answer:
Verified
Q3: White blood cells that directly destroy virus-infected
Q5: Macrophages act as
A)scavengers of worn-out cells.
B)healers of
Q7: A marker on the surface of a
Q10: Vessels and organs that pick up excess
Q10: Chemicals responsible for the dilation and increased
Q11: Swollen lymph nodes are an indication of
A)anemiA.
B)poor
Q14: Chemical messengers released by immune system cells
Q16: A type of white blood cell that
Q17: Antibodies have complementary surface markers that work
Q20: Which of the following is NOT a
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