Question

Which of the following is categorized as a "Secondary Lymphoid Organ"?

• A. Bone marrow
• B. Thymus
• C. Peyer's patches
• D. None of the above

Answer 1

Answer:

C. Peyer's patches

• Secondary lymphoid organs include the Spleen, Lymph nodes, Tonsils, Peyer’s patches, MALT, and Appendix. Bone marrow and Thymus are Primary lymphoid organs.