Cardiovascular System

12345678910111213141516
Across
  1. 2. High sustained arterial pressure above 140/90 mm Hg
  2. 4. Transport blood to tissues and back to the heart
  3. 5. Right side of the heart pumping blood to the lungs for oxygenation
  4. 11. Low blood pressure below 100 mm Hg
  5. 12. Inner lining of the heart chambers
  6. 15. Consists of the heart and blood vessels circulating blood
Down
  1. 1. Condition due to lack of blood supply causing tissue death (heart attack)
  2. 3. Structures preventing backflow of blood in the heart chambers
  3. 6. Protective sac surrounding the heart with fibrous and serous layers
  4. 7. Spread within ventricle wall muscles
  5. 8. Circuit carrying blood to the lungs for oxygen exchange
  6. 9. Middle layer of the heart wall responsible for contraction
  7. 10. Heart chambers receiving blood under low pressure
  8. 13. Phase of heart relaxation
  9. 14. Heart chambers pumping blood into circulation
  10. 16. Vein draining head and arms into the heart