Circulatory System

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Across
  1. 2. Upper chamber of heart
  2. 11. Inflammation of the lining of the heart
  3. 12. Tiny artery
  4. 13. Unique blood circulation through the liver (2 words)
  5. 14. Carries blood from arterioles into venules
Down
  1. 1. Bicuspid valve (2 words)
  2. 3. Inner layer of pericardium
  3. 4. Heart rate
  4. 5. Cardiopulmonary resuscitation (abbreviation)
  5. 6. Carries blood to the heart
  6. 7. SA node
  7. 8. Muscular layer of the heart
  8. 9. Lower chambers of the heart
  9. 10. Carries blood away from the heart