Anatomy Cardiovascular System

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Across
  1. 1. The period of filling the heart between contractions; resting phase of the heart
  2. 3. Chamber that pumps the O2 rich blood into the systemic circulation
  3. 6. The membrane that lines the cavities of the heart and forms part of the heart valves
  4. 11. Bottom of the heart; pointed
  5. 13. Membrane forming the outer layer of the heart innermost layer of the pericardium
  6. 14. Chambers through which blood enters the heart
  7. 17. Chamber that pumps the blood into the lungs via the left pulmonary artery
  8. 18. Circulation that takes blood to the lungs
  9. 19. Circulation that takes blood to nourish the heart
  10. 20. The contraction phase of the cardiac cycle
  11. 21. Circulation that takes blood to the rest of the body
Down
  1. 2. Largest artery in the circulatory system; oxygen rich blood pumps through it to the body
  2. 4. Inflammation of the endocardium and heart valves
  3. 5. Chamber that collects blood from veins
  4. 7. The middle muscular layer of the heart wall
  5. 8. Chamber that fills with blood from the lungs
  6. 9. On surface of cardiac muscle cell
  7. 10. A double-layered serous membrane that surrounds the heart
  8. 12. The only non-oxygenated artery
  9. 15. The two lower chambers of the heart, and they pump blood out of the lungs and body
  10. 16. Covering of the heart made of tough, white fibrous connective tissue