B9 Transport in Animals (0654)

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Across
  1. 4. injection of dead or weakened pathogen
  2. 6. carry blood away from the heart
  3. 10. this will raise the heart rate up!
  4. 14. if this vessel gets blocked, prepare for an attack!
  5. 17. type of circulatory system in humans
  6. 18. tiny blood vessels that allow exchange (diffusion) between blood and tissues
  7. 19. blood coming out of the aorta is
  8. 20. help in blood clotting
  9. 21. prevents flow of blood back to the heart as the blood is entering the arteries
  10. 22. watery component of blood, liquid that carries all cells and dissolved substances
  11. 23. receiving chamber of blood in the heart from the rest of the body
  12. 24. lower chambers of the heart
  13. 25. structure that allows one-way flow of the blood
  14. 28. supplies blood from the right side of heart to the lungs
  15. 29. type of WBC that engulfs pathogens
Down
  1. 1. valve between the chambers on the left side of the heart
  2. 2. manufactures blood cells
  3. 3. brings blood rich in oxygen from lungs to left atrium
  4. 5. most powerful chamber of the heart
  5. 7. sequence of events in one complete beat of the heart
  6. 8. type of nucleus a phagocyte has to fit through small spaces
  7. 9. name of the valves between the atria and ventricles
  8. 11. blood vessel that returns blood to the heart from the rest of the body
  9. 12. disc shape of a red blood cell, large surface area
  10. 13. pigment that carries oxygen
  11. 15. blood coming into the heart from the vena cava is
  12. 16. trace that shows electrical activity of the heart
  13. 26. main artery of the body
  14. 27. the number of chambers in the heart