A specimen shows an organ covered with connective tissue capsule with trabeculae radiating inward the organ. The organ’s cortex contains lymph nodules; there are medullary cords made of lymphoid cells. What organ is under study?

Answer options

1. Thymus
2. Spleen
3. Lymph node
4. Tonsils
5. Red bone marrow

Explanation

The capsule and trabeculae of lymph nodes are formed by the connective tissue cortex have lymphatic nodules that mostly contain B-cells. medullary cords contain B-cells and plasma cells.