Although they are not a site of lymphocyte formation, ________ lymphatic structures provide sites where immune responses are initiated.
A) hemopoietic
B) primary
C) red marrow
D) secondary

Question

Quizplus · Accepted Answer

Secondary lymphatic structures, such as lymph nodes and the spleen, are sites where immune responses are initiated, even though they do not form lymphocytes.

Although They Are Not a Site of Lymphocyte Formation, ________