Ch. 22 - Lymphoid System & Immunity - Quiz
memory B-cells do not differentiate into plasma cells unless they
are exposed to same antigen a 2nd time
an inflammatory response is triggered when
mast cells release histamine and heparin
____ are clusters of lymphoid nodules deep to the epithelial lining of the small intestine
peyer patches
the release of endogenous pyrogen (or interlkeukin -1) by active macrophages would
produce a fever
most of the lymph returns to the venous circulation by way of the
thoracic duct
areas of the spleen that contain large aggregations of lymphocytes are known as
white pulp
the effects of activating the complement system include all of the following, except
A. stimulation of inflammation B. destruction of target cell plasma membranes C. osponization D. inhibition of the immune response E. chemotaxis Answer: D
the body's nonspecific defenses include all of the following, except
A. the skin B. antibodies C. complement D. interferon E. inflammation Answer: B
Immunoglobulins that are most abundant and are responsible for resistance against many viruses, bacteria, and bacterial toxins are
IgG
performs are proteins associated with the activity of
NK cells
the cell responsible for the production of circulation immunoglobulins are ____ cells
Plasma
Lymphocytes that destroy foreign cells or virus-infiected cells are ___ cells
Cytotoxic T
CD8+ T cell is a marker on a ___ T-Cell and will bind ____
Cytotoxic, MHC I
Drainage of thoracic duct
empties into left subclavian vein
drainage of the right lymphatic duct
empties into right subclavian vein
antibodies crossing the placenta to provide immunity for the fetus is an example of
passive immunity