Which of the following is true of plasma cells?
a. Express pan-B cell markers
b. Express surface immunoglobulin
c. Express cytoplasmic immunoglobulin
d. Express pan-T cell markers
ANS: C
Plasma cells are terminally differentiated B cells that express cytoplasmic but not surface immunoglobulin. They are negative for pan-B cell markers.
Health Professions
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The accuracy of laboratory testing affects diagnosis, treatment, medication, and dosages
Indicate whether the statement is true or false
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