Across
- 2. The upper chambers of the heart
- 3. Its job is to transport materials from one place to another within the human body
- 5. A muscular organ in the chest that is made of four chambers
- 6. A fluid connective tissue
- 7. High Blood Pressure
- 8. Muscular blood vessels that carry blood away from the heart
- 11. Cell fragments involved in blood clotting
- 14. The lower chambers of the heart
- 16. The valve in between the right atrium and the right ventricle
- 17. Carry oxygen
- 18. The smallest type of blood vessels that connect very small arteries and veins
- 19. The valve in between the left atrium and the left ventricle
Down
- 1. Occurs when the blood supply to part of the heart muscle is blocked and cardiac muscle fibers die
- 4. Diseases of the heart and blood vessels
- 6. The force exerted by circulating blood on the walls of blood vessels
- 9. Generally larger than red blood cells but far fewer in number, they defend the body in various ways
- 10. The buildup of plaque inside arteries
- 12. The part of the circulatory system that carries blood between the heart and body
- 13. The part of the circulatory system that carries blood between the heart and lungs
- 15. Blood vessels that carry blood toward the heart.