Cardiovascular System

2. A medical test that uses X-rays and contrast dye to see someone's blood vessels and heart chambers from the inside.
5. A thick layer of the heart that mainly pumps blood throughout the body and lungs.
6. An organ that helps pump blood through the entire body.
7. Low blood pressure below 90/60 mm Hg.
9. Blood vessels that carry deoxygenated blood from the tissues and into the heart.
11. A medical test that shows the electrical signals one's heartbeat produces.
14. Abbreviation for Electrocardiogram.
16. A condition where the resting heart rate goes below 60 BPM.
21. A heart ultrasound that creates pictures of the heart through sound waves.
22. A medical test that uses sound waves to figure out the direction and speed of blood flow through the blood vessels.

1. A disease that affects the heart muscle and makes it challenging for the heart to pump blood.
2. Blood vessels that move the blood out of the heart and go to the tissues and organs.
3. Abbreviation for Heart rate.
4. Prefix for "slow"
6. High blood pressure at or above 130/80 mm Hg.
8. A medical test where someone is on the treadmill or a bicycle to determine how one's heart and blood flow function while doing movement.
10. Abbreviation for Acute Myocardial Infarction.
12. Suffix for "inflammation"
13. Abbreviation for Coronary Artery Disease.
15. Suffix for "pertaining to"
16. Abbreviation for Blood pressure.
17. The smallest blood vessels that help connect the arterioles to the venules.
18. Prefix for "fast"
19. Root word for "pertaining to the heart"
20. Reduces the blood supply that is responsible for blood flow to the brain.