Heart vocabulary

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Across
  1. 3. pump out the blood to the body and lungs
  2. 5. carries blood from the heart to the circulatory system
  3. 8. tiny vessels where oxygen, CO2 and transfer nutrients between the bloodstream and cells
  4. 9. fills the blood returning to the heart from the body and lungs
  5. 11. small battery powered device that prevents the heart for beating too slowly
Down
  1. 1. a type of muscle tissue that forms in the heart
  2. 2. carries blood back to the heart
  3. 4. large vein that carries blood to the heart from other parts of the body
  4. 6. wall seperating the left and right side of the heart
  5. 7. carry oxygen-rich blood away from the heart
  6. 10. tricuspid, mitral, pulmonary, and aortic