Across
- 3. Most lymphoid tissue is found in these structures.
- 7. Type of tissue in human body that is mostly composed of lymphocytes.
- 11. Type of immune response which involves the production of antibodies.
- 12. Type of lymphocyte involved in antibody-mediated immunity.
- 13. Type of lymphocyte involved in cell-mediated immunity.
- 14. Lymphoid tissue can also be found in this organ.
Down
- 1. B cells and T cells travel via the ______________ system to lymphoid tissue.
- 2. Type of immune response where special lymphocytes are formed; these destroy invading pathogens.
- 4. The immune response is a ______________ _______________.
- 5. Location in body where T cells mature.
- 6. Location where B cells mature in the body.
- 8. Substance produced during the humoral response; they circulate body and attack invading pathogens.
- 9. An alternative name for antibody-mediated immunity.
- 10. Specific defence which deals with invasion of pathogens in body and restores internal environment to normal conditions.