The Cardiovascular System

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Across
  1. 3. Carries deoxygenated blood from the lower and middle body to the right atrium.
  2. 5. A vessel that arises from the right ventricle of the heart
  3. 13. Tip of heart formed by the left ventricle and most inferior portion of the heart.
  4. 15. One of two grooves that seperates the ventricles of the heart.
  5. 17. A dual flap valve in the heart that lies between the left atrium and left ventricle.
  6. 18. The middle muscular layer of the heart's walls and its functions by providing a scaffolding for the heart chambers.
  7. 19. The main artery of the body.
  8. 20. The longer of the two arteries.
  9. 21. Seperates the atria from the ventricles.
  10. 24. Part of the heart that lies opposite of the apex and formed by left atrium.
  11. 25. Blood flows through this valve to the ventricles.
  12. 26. One of two large chambers that collect and expel blood recieved from an atrium.
  13. 28. Inner lining of the heart muscle and covers the heart valves.
  14. 29. arteries: The vessels that supply the heart with rich blood in oxygen.
  15. 30. The upper two heart chambers.
Down
  1. 1. The wall of tissue that seperates the right and left atria.
  2. 2. Portion of the cardiovascular system that carries deoxygenated blood away from the heart.
  3. 4. The stout wall seperatinf the lower chambers of the heart.
  4. 6. Also known as hesrt strings.
  5. 7. The superior of the great venous trunks that return depxygenated blood from the systemic circulation to the right atrium of the heart.
  6. 8. Between the left ventricle and the aorta.
  7. 9. Lies beetween the right ventricle and the pulmonary artery.
  8. 10. The passage of arterial blood.
  9. 11. The inner layer of the pericardium.
  10. 12. Swelling and irritation of the pericardium.
  11. 14. Situated at the opening of the right atrium of the heart.
  12. 16. Large blood vessels that recieve oxygenated blood from the lungs.
  13. 22. Conical sac of fibrous tissue that surrounds the heart.
  14. 23. Outer layer of the pericardium.
  15. 27. Innermost layer of the tissue the lines the chambers of the heart.