Which of the following definitions best describes an antibody?
A) A substance which,when introduced into the body,stimulates phagocytosis.
B) A protein produced by the body in response to tissue injury.
C) A glycoprotein produced by macrophages in response to an antigen.
D) A protein produced by lymphocytes when an antigen is introduced into the body.
E) A polysaccharide that stimulates the immune response.
Correct Answer:
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Q4: B lymphocytes
A)differentiate into antibody-producing cells.
B)originate in the
Q5: Which of the following secrete antibodies?
A)Mature T
Q6: An antigen is
A)any component of a foreign
Q7: The B cell antigen receptor is
A)a cytokine.
B)an
Q8: Antimicrobial peptides are
A)antibodies that attack bacteria and
Q10: Specific antibodies are highly protective molecules because
A)of
Q11: Which of the following cells have a
Q12: The mucociliary escalator protects the
A)lungs.
B)small intestine.
C)urinary bladder.
D)eyes.
E)all
Q13: The large granular lymphocytes that are capable
Q14: The inflammatory response is characterised by
A)decreased vascular
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