NK cells attack
A) virus-infected cells.
B) cancer cells.
C) foreign cells.
D) All of the answers are correct.
E) None of the answers are correct.
Correct Answer:
Verified
Q17: How do lymphatic vessels differ from those
Q18: Most immune responses originate in
A)primary lymphoid structures.
B)macrophages.
C)the
Q19: The lymphoid system is composed of
A)lymph.
B)the spleen.
C)lymph
Q20: Most of the lymph returns to the
Q21: T cells
A)include approximately 10-15 percent of the
Q23: Clinical symptoms that would indicate that there
Q24: Approximately 10-15 percent of the circulating lymphocytes
Q25: Blocking the antigen receptors on the surface
Q26: Which of the following is a function
Q27: The production of lymphocytes is called
A)immunocompetence.
B)erythropoiesis.
C)lymphopoiesis.
D)granulogenesis.
E)lymphogenesis.
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