Across
- 2. Smallest blood vessel where gas and nutrient exchange occurs.
- 5. Heart’s contraction/ejection phase.
- 6. Abbreviation for electrocardiogram.
- 8. Lower heart chamber that pumps blood out.
- 10. The thick muscular layer of the heart wall.
- 12. Relating to the heart and blood vessels.
Down
- 1. Heart’s relaxation/filling phase.
- 3. Blood vessel that carries blood away from the heart.
- 4. Rate, Number of heartbeats per minute (bpm).
- 6. A recorded tracing of the heart’s electrical activity.
- 7. Pressure, Force of blood pushing against arterial walls.
- 9. Palpable rhythmic expansion of an artery with each heartbeat.
- 11. Upper heart chamber that receives blood.
- 13. Blood vessel that returns blood to the heart.