Exam 14: The Lymphatic System and Immunity

Which of the following is an example of a physical barrier,which is an innate defense mechanism?

Besides suppressor T cells,some ________ also help suppress immune function and shorten the duration of the immune response.

________ enable the immune system to launch a faster,stronger response to a previously encountered antigen.

What does label C represent?

Lymph returns to the venous circulation by way of emptying into the

Paula's grandfather has been diagnosed with lung cancer.His physician orders biopsies of several lymph nodes from neighboring regions of the lungs.Paula wonders why the biopsies are necessary.Explain why.

Which cell population plays a pivotal role in the process of inflammation?

What does label E represent?

Which of the following is the "first line of cellular defense" against foreign compounds or pathogens?

________ exists when the immune system does not respond to normal tissues and their antigens.

________ develop(s)when the immune response mistakenly targets normal body cells and tissues.

The chemical mediators,which stimulate the production of neutrophils,eosinophils,and basophils,cause fever,and increase T cell sensitivity,are termed

Opsonization,the process in which some pathogens are coated with antibodies and complement proteins,is representative of which antibody function?

Sensitization to an allergen during the initial exposure leads to the production of large quantities of

Which property of immunity exists when the plasma membrane of each T cell and B cell has receptors that will bind only one particular type of antigen,ignoring all other types of antigens?

What does label J represent?

What does label I represent?

Which are the primary cells of the lymphatic system?

Which of the following stimulates the production of blood cells in red bone marrow and of lymphocytes in lymphoid tissues and organs?

Which is true regarding pyrogens?