piyan

3. The disease in which calcium from the blood collects in the body tissues.
6. The percentage of blood pumped out of the right and left ventrilcles with each heartbeat.
8. Flaps of tissue that open and close to help regulate the flow of blood from the right ventricle to the right atrium
9. The title of this puzzle
11. The blood vessels that return de-oxygenated blood to the heart and lungs.
12. The blood vessels that carry oxygen-rich blood away from the lungs and heart.
14. The backwards flow of blood.
15. The large, lower blood-pumping chambers of the heart
18. The valve that regulates the flow of blood from the pulmonary artery to the right ventricle.
19. The heart valve that regulates the one-way flow of blood from the left ventricle to the aorta.

1. A procedure in which a thin tube is inserted into the body.
2. The largest artery of the body that receives blood of the heart that has been oxygenated in the lungs. It delivers this blood to the brain and body.
4. A progressive disease that affects the aortic valve.
5. The two upper chambers of the heart that receive blood returning from the body.
7. The condition in which the heart cannot pump enough blood to the body's organs.
10. The only bi-leaflet valve in gthe heart, it regulates the flow of blood from the left ventricle to the left atrium.
13. Chest pain that occurs when an area of the heart muscle does not receive enough oxygen-rich blood
16. The narrowing of an opening
17. A valve that has two leaflets that regulate the flow of blood.