Anatomy Chapter 12
Across
- 3. small masses of lymphnoid tissue that ring the pharynx
- 5. an enzyme that destroys bacteria
- 6. abnormally vigorous immune responses in which the imune system causes tissue damage
- 7. occurs when antibodies bind to specific sites on bacterial exotoxins
- 8. tissue grafts donated by a genetically identical person
- 10. a tubelike offshoot of the first part of the large intestine
Down
- 1. functions at peak levels only during youth
- 2. chemicals that act indirectly to rid the body of antigens
- 4. collections of lymphocytes
- 6. process causes clumping of the foreign cells
- 9. a soft, blood rich organ that filters blood
- 11. mixture of dead or dying neutrophils