Immunology

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Across
  1. 4. T cells mature in the .....
  2. 5. dendritic cells are a type of tissue .......
  3. 7. process od engulfing bacteria by WBC
  4. 9. proteins that are produced by B cells and can bind an antigen
  5. 10. antibody type that can cross the placenta
  6. 11. place where old RBC are killed
  7. 13. liquid part of blood
Down
  1. 1. redness seen at point of tissue injury
  2. 2. Virus infected cells produce this chemical to protect neighboring cells
  3. 3. tears have this enzyme to protect the eye against bacteria
  4. 6. the number of these WBCs increases during an allergic reaction
  5. 8. largest organ that protects the body
  6. 9. vaccination is a method of .....immunization
  7. 11. complement proteins are present in the .....
  8. 12. MHC type I are seen on ..... cells