5 Written Questions

1. tcells
2. leave the thymus and bone marrow and seed the
   secondary lymphoid organs
3. red bone marrow
4. B cells in bone marrow
   
   T cells in thymus
5. tonsils

5 Matching Questions

1. what recognize and act against
   specific foreign molecules
2. medulla contains
3. 4 groups of tonsils
4. antigens activate
5. immune system

1. a - Palatine, lingual, pharyngeal, and
   tubal tonsils
2. b hassal's (thymic) corpuscles that support the development of regulatory t cells which prevent autoimmune responses
3. c lymphocytes
4. d • Recognizes and attacks specific foreign
   molecules including pathogens
5. e b and t lymphocytes

5 Multiple Choice Questions

1. b
   1. spleen is the site of
   2. Splenic cords in the ___ consist of ___ rich in ___
   3. what are natural killer cells
   4. spleen is the site of ___ cell maturation into plasma cells
2. lymphocytes: lymph nodes, spleen,
   thymus, tonsils, as well as aggregated
   lymphoid nodules in the small intestine
   and appendix
   1. what do lymphoid organs store
   2. lymphodid organs contain
   3. what do lymphoid organs do
   4. medulla contains
3. bcells
   1. what cell are in the thymus
   2. what is the simplest lymphoid organ
   3. what cell are in the bone marrow besides lymphocytes
   4. Immunocompetent but still naïve lymphocytes
4. functions in t-lymphocyte maturation
   1. what do lymphoid organs do
   2. Secondary lymphoid organs
   3. why does thymus differ from ther lymphoid organs?
   4. what is the simplest lymphoid organ
5. white pulp
   1. what are main components of immune system
   2. what provides immune function of the spleen
   3. what cell are in the thymus
   4. HIV infection does what?

5 True/False Questions

1. Chylothorax → Leakage of lymph into the
   thorax

   True        False

2. Primary lymphoid organs → lymph nodes, spleen, tonsils, and intestinal lymphoid tissue

   True        False

3. Blood-borne antigens are destroyed as they activate the immune response. Where does this happen? → thymus and develop
   immunocompetence there

   True        False

4. what are natural killer cells → lymphocytes

   True        False

5. spleen stores → platelets

   True        False