Cardiac Concept

3. The measurement of the force of blood against artery walls.
4. The main artery that carries oxygenated blood away from the heart.
6. A blood clot that has broken free and is traveling through the bloodstream.
12. A procedure to unblock a narrowed artery using a balloon catheter.
13. An irregular heartbeat.
14. The smallest blood vessels, where oxygen and nutrients are exchanged.
15. The protein in red blood cells that carries oxygen.
16. The natural pacemaker of the heart.
17. The top two chambers of the heart.
18. The pressure in the arteries when the heart contracts.
19. A surgical procedure to create a new path for blood flow around a blocked artery.
20. The valve between the right atrium and the right ventricle.

1. The volume of blood pumped by the left ventricle per beat.
2. A condition where the heart is unable to pump enough blood to meet the body's needs.
5. A high-fat substance that can accumulate in arteries.
7. The specialized cardiac muscle tissue that makes up the heart walls.
8. The protective sac around the heart.
9. A sudden, severe chest pain caused by inadequate blood flow to the heart muscle.
10. The pressure in the arteries when the heart rests between beats.
11. The narrowing of arteries caused by plaque buildup.