A) macrophages will not be produced by the immune system.
B) B cells would not be activated to respond when cells presenting antigens are present.
C) helper T cells would take over the role of activating B cells.
D) the spleen would destroy all red blood cells.
E) histamine will not be produced by mast cells.
G) None of the above
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A) antigen-presenting cell.
B) helper T cell.
C) neutrophil.
D) antibody.
E) plasma cell.
G) D) and E)
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A) migrate from the thymus to the bone marrow where they mature.
B) which recognize "self-cells" leave the thymus and enter lymphatic vessels and organs.
C) must have the antigen presented to them by an antigen presenting cell.
D) develop into plasma cells once activated.
E) are a component of the bodies nonspecific immune defenses.
G) A) and E)
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