A client has recently received a pneumococcal vaccine and the client's B cells are consequently producing antibodies. Which of the following cells may enhance this production of antibodies?
A) Helper T cells
B) Regulatory T cells
C) Cytotoxic T cells
D) Natural killer cells
Ans: A
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Among T lymphocytes are a subset of T cells called helper T cells, which help B lymphocytes produce antibodies. Natural killer cells as well as regulatory and cytotoxic T cells do not perform this function.
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