The role of opsonins in the human body is to
A) enhance phagocytosis.
B) cause bacterial cells to burst.
C) neutralise toxins.
D) inactivate viruses.
E) reduce adherence of antigens to phagocytes.
Correct Answer:
Verified
Q27: An attenuated vaccine consists of
A)killed microorganisms.
B)live microorganisms.
C)inactivated
Q28: Complement is activated by
A)an immune antibody.
B)phagocytes.
C)antigen-antibody complexes.
D)natural
Q29: The type of T cells that kill
Q30: A positive tuberculin skin test usually indicates
Q31: Which of the following is a secondary
Q33: An example of an autoimmune disease is
A)hay
Q34: Which of the following is NOT an
Q35: Which class of antibody is the major
Q36: A nurse suffers a needlestick injury while
Q37: The 'humoral immune response' refers to the
A)activation
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