Which among the following is not a lymphoid tissue ?

Spleen Lymph nodes Thymus Pancreas

Pancreas

The primary lymphoid organs are bone marrow and thymus.. After maturation the lymphocytes migrate to secondary lymphoid organs like spleen, lymph nodes, tonsils, Peyer’s patches of small intestine and appendix. Pancreas is a gland, which is both exocrine and endocrine. It secretes hormones like insulin and Glucagon and also pancreatic juice for digestion.