Cardiovascular System

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Across
  1. 2. The membrane surrounds ans protects the heart
  2. 3. The uncoordinated pumping of the heart muscle
  3. 6. Carries blood away from the heart
  4. 8. Deoxygenated blood from the inferior vena cava empties into the
  5. 9. The irregular heart sounds caused by valve problems
  6. 13. What arteries supply the heart itself with oxygen and nutrients from the blood?
  7. 14. The bottom number of blood pressure
  8. 15. When blood flows towards the heart
  9. 16. Oxygenated blood flows through these veins
Down
  1. 1. This system controls the rhythm of your heartbeat
  2. 4. Where blood is emptied into after it goes through the back of the heart
  3. 5. After going through the tricuspid valve, deoxygenated blood goes through the
  4. 7. Deoxygenated blood returns to the heart through the
  5. 10. What is picked up by red blood cells during the pathway of the blood?
  6. 11. The top number of blood pressure
  7. 12. Valve located between the right atrium and right ventricle
  8. 17. The pulmonary valve and the pulmonary artery carries blood into this lung