Parts of the Heart!!

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Across
  1. 1. What makes the heartbeat sound?
  2. 2. What pumps blood out of the Heart?
  3. 4. The Heart's muscle is made of...
  4. 6. The heart chamber that moves blood to the ventricles
  5. 8. What is the main artery?
  6. 9. What signals the heart to beat?
Down
  1. 1. What carries blood to the right atrium?
  2. 2. What brings blood to the Heart?
  3. 3. What is the smallest type of blood vessel?
  4. 5. What separates the ventricles?
  5. 7. What takes blood away from the Heart?