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Unformatted text preview: Study Questions for Chapters 20 & 21 The Lymphatic System & Immunity 1. Name the 3 components that form the lymphatic system. 2. What are the functions of the lymphatic system? 3. What is another name for lymphatic capillaries? 4. Compare and contract lymphatic capillaries and vascular capillaries. (How are they similar? How are they different?) 5. Are medium-sized lymphatics structurally more like veins or arteries? What specific structural characteristics are similar? 6. What are the major collecting vessels of the lymphatic system? What regions of the body do they collect from? 7. Describe and distinguish between each of the following structure: Lymphoid tissures Diffuse lymphatic follicles Lymphatic nodules Peyers patches Tonsils Germinal center MALT 8. Name the structures that are classified as lymphoid organs. 9. Describe the structure of lymph nodes. What is the function of a lymph node? 10. What are swollen glands? What is the usual cause of this condition? 11. Describe the structure of the thymus. 12. What type of lymphocyte undergoes differentiation in the thymus? What thymic hormone(s) is/are responsible for lymphocyte maturation? 13. Describe the structure of the spleen. What is the function of the spleen? How is t his different than other lymphoid organs? How is it similar?...
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