Lymph, Lympahtic vessels, Lymph Nodes, Peyer's Patches and Lyphatic Organs. Lymphatic Organs include: tonsils & adenoids, thymus, spleen, liver, appendix, and bone marrow. They, too, help the body fight infection, each in its own unique way. To often these organs are being removed unnesassarily....So explore your options and find alternative ways to keep all of your immune system intact.