Across
- 3. the tonsils are small masses of _________ tissue
- 4. the thymus gland is located over laying the _______
- 5. lymph moves toward the
- 6. engulf and destroy foreign substances
- 9. natural killer cells can lyse ___________ cells
- 10. specific resistance to disease
- 13. the spleen is located on this side of the abdomen
- 15. is an indication of acute inflammation
- 16. excess fluid tissue carried by lymphatic vessels
- 17. abnormally high body temperature
- 18. Peyer's Patches capture and destroy bacteria in the ____________
Down
- 1. nonspecific defense system
- 2. are cells that are part of the third line of defense
- 7. the first line of defense includes the _____________ (integument)
- 8. provide specific immune response to antigens
- 11. engulf foreign materials into a vacuole
- 12. specific defense system
- 14. hormone produced by the thymus gland