Anatomical Terms

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Across
  1. 5. muscular middle layer of the heart
  2. 6. inner lining of the heart
  3. 7. Upper chambers of the heart
  4. 8. carries oxygenated blood from the left ventricle
  5. 10. larger chambers of the heart that pump blood out of the body and the lungs
  6. 12. structures that control blood flow through heart
  7. 13. blood vessels that supply the heart muscle with oxygen
Down
  1. 1. outer layer of the heart
  2. 2. valves between atria and ventricles
  3. 3. valves between ventricles and arteries
  4. 4. blood vessels that drain deoxygenated blood from the heart muscle
  5. 9. A wall of muscle tissue that separates the right and left sides of the heart.
  6. 11. protective sac around the heart