The Heart

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Across
  1. 2. Takes blood towards the heart
  2. 4. Flaps that prevent backward flow of blood.
  3. 5. Take blood away from the heart
  4. 6. An involuntary muscle found in the heart
  5. 7. The largest artery
  6. 8. A medical device that helps people heart beat faster
  7. 9. The 2 upper chamberers of the heart.
  8. 10. Flaps that enables blood to flow through the heart.
Down
  1. 1. The 2 lower chambers of the heart.
  2. 3. The largest vein.
  3. 6. Smallest type of blood vessel.