Across
- 4. Produces antibodies to aid in immunity
- 5. High blood pressure
- 6. Chamber that receives blood from the veins into the heart
- 10. Entire pumping process of the heart
- 14. Vessels that carry blood away from the heart
- 15. Capillary with pores to allow for rapid passage of materials
- 17. Blood flow between the heart and body tissues
- 18. Binds oxygen in iron-containing protein
- 19. Small vessels where material exchanges occur
- 20. Contraction of heart muscle, pumping blood from chambers
- 24. State of balance between all systems of the body
- 26. Red blood cells
- 30. (ECG)records electrical activity of the heart
- 32. Bulge in the wall of an artery
- 33. Play an important role in preventing blood loss
- 34. Arterial walls thicken and lose elasticity
- 35. Blood flow between the heart and lungs
- 37. Very small artery that leads to a capillary
- 38. Drains blood from the upper leg
- 41. Force exerted on vessels by circulating blood
Down
- 1. Supplies blood to the brachial region
- 2. Interior portion of blood vessels
- 3. Production of blood elements
- 7. Regulates blood flow between the right atrium and ventricle
- 8. Top number when recording blood pressure
- 9. Lack of oxygen supply
- 11. Carries blood from the left ventricle to body tissues
- 12. Supply blood to heart muscle itself
- 13. Slows or counteracts the flow of blood
- 16. White blood cells
- 21. Fluid portion of blood
- 22. Regulates blood flow between the left atrium and ventricle
- 23. Volume of erythrocytes in sample of centrifuged blood
- 25. Vessels that carry blood toward the heart
- 27. Platelets
- 28. Cancer involving production of white blood cells
- 29. Chamber that forces blood away from the heart
- 31. Deficiency of red blood cells or hemoglobin
- 36. Ensures one-way flow of blood
- 39. Muscle of the heart
- 40. Relaxation of heart muscle, allowing chambers to fill with blood