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Secondary lymphoid organs include the lymph nodes, spleen, and small masses of lymph tissue such as Peyer's patches, the appendix, tonsils, and selected regions of the body's mucosal surfaces (areas of the body lined with mucous membranes).

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What two kinds of basic structures make up the lymphatic system?

The two basic structures that make up the lymphatic system are lymphatic vessels (including capillaries, vessels, and ducts) and lymphoid organs (such as the spleen, thymus, tonsils, and lymph nodes). The lymphatic vessels transport lymph fluid, which contains white blood cells, while the lymphoid organs help produce and store these immune cells.


What organs make up the immune system?

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What is a group of organs make up?

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What two kinds of the structures make up the lymphatic system?

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What is a secondary circulation system that helps the body fight pathogens?

The lymphatic system is a secondary circulation system that aids the body in fighting pathogens. It consists of lymph nodes, lymphatic vessels, and lymphatic organs that help filter out and eliminate harmful substances and pathogens from the body. White blood cells in the lymphatic system play a crucial role in immune response.


What organ make up the immune system?

what organs make up the immune system


What 2 groups make up the circulatory system?

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What organs make up the respiratory system?

The organs that make up the respiratory system are the mouth, nose, Trachea, Lungs and bronchial tubes.


What is a system of vessels and organs that pick up excess fluid proteins lipids and other substances from the tissues filters out pathogens and other waste products?

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