Lymphatic System

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Across
  1. 3. a lymphoid organ situated in the neck of vertebrates that produce T cells for the immune system; becomes smaller
  2. 4. blood cells that engulf and digest bacteria and fungi; also known as leukocyte
  3. 7. system is part of the immune system, made up of a network of conduits that carry a clear fluid called lymph
  4. 8. small swellings in the lymphatic system where lymph is filtered and lymphocytes are formed
  5. 10. a milky fluid consisting of fat droplets and lymph
  6. 11. discover, investigate, or identify
Down
  1. 1. either of two small masses of lmyphoid tissue in the throat
  2. 2. the ability to resist a particular toxin by the action of specific antibodies
  3. 5. a form of small white blood cell with a single round nucleus
  4. 6. a colorless fluid containing white blood cells; bathes the tissues and drains through the lymphatic system into the bloodstream
  5. 9. an organ involved in the production and removal of blood cells in most vertebrates and forming part of the immune system