Across
- 2. relatively inelastic, large vessels that carry blood from the body tissues to the heart
- 9. the other type of agranulocytes
- 11. 1 of the two types of agranulocytes
- 12. when B cells are activated, they divide and differentiate to produce
- 13. elastic blood vessels that carry blood away from the heart to organs
- 14. the least numerous WBC
- 16. originate in the bone marrow and colonize the lymphoid tissue, where they mature and contrast
- 18. specialized system in which a muscular, pumping heart moves the fluid medium called either hemolymph or blood in a specific direction
- 19. is the straw colored liquid part of blood
- 21. phagocytic and ingest foreign proteins and immune complexes rather than bacteria
Down
- 1. the heart pumps hemolymph out into the body cavity or at least through parts of the cavity
- 3. disk shaped cell fragments that initiate blood clotting
- 4. supplies nutrients for all body cells lining the cavity
- 5. the coelomic fluid, hemolymph, or blood of most animals contains circulating cells called blood cells or
- 6. the circulating fluid of animals with an open circulatory system
- 7. are associated with and influenced by the thymus gland
- 8. blood circulates in the confines of tubular vessels
- 10. blood + poiein
- 15. plasma from which the proteins involved in blood clotting have been removed
- 17. those closest to a capillary
- 20. the most numerous of the white blood cells