Select the correct statement about lymphocytes.
A) The two main types are T cells and macrophages.
B) B cells produce plasma cells, which secrete antibodies into the blood.
C) T cells are the precursors of B cells.
D) T cells are the only form of lymphocyte found in lymphoid tissue.

Question

Quizplus · Accepted Answer

B cells are the lymphocytes that produce plasma cells, which in turn secrete antibodies into the blood. T cells are a separate type of lymphocyte that play a different role in the immune system. Macrophages are a type of white blood cell, but they are not considered lymphocytes. Finally, lymphoid tissue contains both T and B cells, as well as other types of immune cells.

Select the Correct Statement About Lymphocytes