Across
- 2. Nervous tissue in the right atrium that begins a heart beat
- 5. Takes blood to all parts of the body and away from the heart
- 6. Use of sound waves to produce a picture of the heart
- 8. Structure in the heart that open and close to control blood flow
- 10. Thin walls that lets materials pass to and from the bloodstream
- 13. Where the inner lining of the wall is inflamed
- 14. Gas that moves from lungs to heart and is pumped to all body cells
Down
- 1. Caused by the heart valves closing incorrectly
- 2. The felling of a heart beat through the walls of arteries
- 3. Contrast is injected and a picture is taken of blood vessels
- 4. Membrane surrounding the heart, double-layered
- 7. Vessel that carries blood from tissue and lungs to the heart.
- 9. An artery that is small
- 11. Phase of the heart where it is contracting
- 12. Phase where the heart is relaxed