
TISSUES & ORGANS OF LYMPHATIC SYSTEM
PRIMARY Bone marrow and thymus SECONDARY Lymph nodes and spleen. Bone Marrow Located in the middle of bones, most specifically vertebrae, pelvic, and leg bones,... Read more
Simplest Explanations of Complex Facts
PRIMARY Bone marrow and thymus SECONDARY Lymph nodes and spleen. Bone Marrow Located in the middle of bones, most specifically vertebrae, pelvic, and leg bones,... Read more