Across
- 4. High blood pressure.
- 8. The amount of blood pumped by each ventricle per minute.
- 13. The wall which the left and right sides of the heart are separated.
- 14. Releases oxygen and food the body cells.
- 15. Separated by AV valves and are thick-walled chambers.
- 17. Transport oxygen and are filled with hemoglobin.
- 18. Pressure in the arteries when the heart rests between beats.
- 19. The smooth and thin membrane that lines the heart's inner surface.
- 20. Allow the blood to flow in one direction
- 21. They recieve blood from the vena cava.
- 22. Listening to the heart's sound with a stethoscope.
- 24. Attacks foreign bacteria.
- 26. Blood flow to and from the lungs.
- 27. Volume of blood pumped out of the left ventricle.
- 29. Makes up 55% of blood volume.
Down
- 1. A person who can donate blood to all blood types (O-)
- 2. Cells that pump the blood: make up 99% of the ventricles and atria.
- 3. A surgery used to replace or repair valves in the heart.
- 5. The pressure of blood flow against the arteries.
- 6. Blood flow to and from the whole body.
- 7. The amount of heart beats per minute.
- 9. Protects the heart and keep its position.
- 10. Largest artery that carries blood to the heart.
- 11. Have a smooth inner layer for easy blood flow.
- 12. Irregularly-shaped colorless bodies that can form clots to stop bleeding.
- 15. The largest vein.
- 16. The heart muscle.
- 22. A irregular network of elastin and collagen fibers within a large amount of ground substance.
- 23. A person with AB+ blood who can recieve all kinds of blood.
- 25. The pressure in your arties as your heart beats.
- 28. Thin, outer layer of the heart wall.