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B-lymphocytes are


A) antibody-producing red blood cells.
B) platelets that are generated in the thymus.
C) white blood cells that are generated in red bone marrow.
D) immune system cells that are generated in the tonsils.
E) blood cells found only in people with type B blood.

F) A) and B)
G) B) and E)

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The appendix contains lymphatic nodules.

A) True
B) False

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Lymphatic nodules consist of:


A) central arteries and monocytes.
B) lymphatic cells,extracellular matrix,and an incomplete connective tissue capsule.
C) crypts,trabeculae,and Reed-Sternberg cells.
D) afferent vessels,efferent vessels,a cortex,and medulla.
E) a hilum that is located intermediate to two lobules.

F) D) and E)
G) A) and E)

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Which is not correct regarding lymph nodes 3-14-2013


A) They contain strands of lymphatic cells supported by medullary cords.
B) They are drained by efferent lymphatic vessels.
C) They contain macrophages.
D) They filter lymph.
E) No exceptions;all are true of lymph nodes.

F) A) and B)
G) A) and C)

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