Across
- 6. – Contraction phase of the heartbeat.
- 9. – Blood vessel that carries blood to the heart.
- 10. – Abbreviation for electrocardiogram.
- 12. – Relating to the heart and blood vessels.
- 17. – A point in the heart that generates or conducts impulses.
- 18. – A recording of the electrical activity of the heart.
- 20. – Upper chamber of the heart that receives blood.
Down
- 1. – Transmission of electrical impulses in the heart.
- 2. – Flow of blood through tissues or organs.
- 3. – Relaxation phase of the heartbeat.
- 4. Pressure – Force of blood against artery walls.
- 5. – Lower heart chamber that pumps blood out.
- 7. – Muscular tissue of the heart.
- 8. – Electrode placement for recording heart’s electrical activity.
- 11. – The rhythmic throbbing of arteries as blood is pumped.
- 13. – Blood vessel that carries blood away from the heart.
- 14. Rate – Number of heartbeats per minute.
- 15. Cycle – One complete heartbeat (contraction and relaxation).
- 16. – The largest artery in the body.
- 19. – Tiny blood vessel where exchange of gases occurs.