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Across 3. fluid within the lymphatic system 5. the beginning of the thoracic duct 8. one of the two pumps that aids the movement of lymph through the body 10. the stage in inflammation when neutrophils leave the blood vessel 11. a lymph node is generally a ______ for the lymph system 15. the fluid that becomes lymph originates here 16. cells that kill a variety of microbes and tumor cells 18. a systemic response to infection and inflammation that can increase metabolism and in turn speed up tissue repair 20. the ability to ward off the pathogens that produce disease 21. these vessels have a layer of smooth muscle 24. released from virus infected cells and diffuse to neighbouring cells inducing them to synthsize antiviral proteins 26. a depression in a lymph node that 1 or 2 efferent vessels exit through 27. bilobed organ found in the mediastinum 28. milky lymph from the GI tract

Down 1. cells that ingest microbes and are found in most tissues 2. interstitial fluid flows into initial lymph vessels when pressure is____ 4. the 'flow of urine' is an example of this type of protection within the first line of defense 6. causes vasodilation and increased permeability of blood vessels during the inflammatory process 7. attraction to chemicals from damaged tissues 9. fixed macrophages found in the liver 12. drains lymph from the lower body and the left side of the upper body 13. lack of resistance 14. one of the main components of lymph 17. tissue sloughing away and leaving an open sore 19. the only lymph trunk that isn't paired 22. where blood cells go to die 23. signs and symptoms of inflammation 25. an accumulation of dead phagocytes, damaged tissue cells and fluid