A patient has been diagnosed with a lymphoid stem cell defect. This patient has the potential for a problem involving which of the following?
A) Plasma cells
B) Neutrophils
C) Red blood cells
D) Platelets
Ans: A
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A defect in a myeloid stem cell can cause problems with erythrocyte, leukocyte, and platelet production. In contrast, a defect in the lymphoid stem cell can cause problems with T or B lymphocytes, plasma cells (a more differentiated form of B lymphocyte), or natural killer (NK) cells.
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