B-type lymphocytes are particularly abundant in:
A) Germinal centers in lymphoid nodules
B) The deep cortex of a lymph node
C) The medulla of the thymus
D) The periarteriolar lymphatic sheath (PALS)of the spleen
E) The red pulp of the spleen

Question

Quizplus · Accepted Answer

B-type lymphocytes are responsible for antibody production and play an important role in the immune response to invading pathogens. Germinal centers in lymphoid nodules are where B-cells undergo proliferation, mutation, and selection to produce high-affinity antibodies. Therefore, B-type lymphocytes are particularly abundant in germinal centers.

B-Type Lymphocytes Are Particularly Abundant In