22. Carrier of lymph throughout the body
23. Lymph nodes in the area between the lungs in the thoracic cavity
24. The ability of T lymphocytes to recognize and accept the body’s own antigens as “self”
25. Large phagocyte found in lymph nodes and other tissues of the body
26. Antibody produced in a laboratory to attack antigens and destroy cells
27. Organ near the stomach that produces, stores, and eliminates blood cells
28. Protection that an individual inherits to fight infection
29. Lymphocyte that inhibits the activity of B and T lymphocytes (Treg)
30. Large lymphatic vessel in the chest that receives lymph from the upper right portion of the
body
Match the following vocabulary terms with their meanings.
31. Mass of lymphatic tissue in the back of the oropharynx
32. Organ in the mediastinum that conditions T lymphocytes to react to foreign cells
33. A poison
34. Weakened or killed microorganisms, toxins, or other proteins (antigens) given to provoke an
immune response
35. Large lymphatic vessel in the chest that receives lymph from below the diaphragm and from
the left side of the body above the diaphragm
36. Exposure of an individual to a foreign protein (antigen) that provokes an immune response