Example 1 · difficulty 1/5
A histology student observes active phagocytosis of worn-out erythrocytes in a section of a lymphoid organ. The organ being studied is:
- A. Red bone marrow, the site of erythropoiesis
- B. Liver, the principal site of bilirubin processing
- C. Spleen, commonly called the graveyard of RBCs
- D. Thymus, where T-lymphocytes attain maturity