Heart

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Across
  1. 5. A buildup of excess fluid in the body. Often shows up'as swollen feet or ankles.
  2. 6. Relating to the heart.
  3. 8. Doorway that open and close. They allow blood to flow forward through the heart.
  4. 9. When the heart muscle thickens.
  5. 10. A blood vessel that carries blood away from the heart.
Down
  1. 1. The large, lower blood-pumping chambers of the heart.
  2. 2. Veins that carry oxygen-rich blood from the lungs to the heart.
  3. 3. A heart valve with two leaflets.
  4. 4. An irregular or skipped heartbeat.
  5. 7. Relating to the heart vessels that provide blood to the heart itself.