Heart Structures Crossword

12345678910111213141516171819
Across
  1. 2. blood vessels that nourish the heart
  2. 4. connective tissue associated with the TCV and BCV that help stop the back flow of blood
  3. 5. major blood vessel that returns blood to the heart from the upper body
  4. 6. wall of myocardium that separates the left and right ventricles
  5. 7. tissue lining the atria and ventricles
  6. 9. blood vessel that leaves the heart at the right ventricle and takes deoxygenated blood to the lungs
  7. 10. valve that separates the left atria and ventricle (abbreviation)
  8. 12. muscles lining the ventricles that anchor the CT and prevent back flow of blood into the atria
  9. 14. valve that separates the right atria and ventricle (abbreviation)
  10. 15. four blood vessels that return oxygenated blood to the heart
  11. 16. top flat part of the heart
  12. 18. bottom point of the heart
  13. 19. tissue attached to the outside of the heart that provides cushion and protection as well as anchoring blood vessels
Down
  1. 1. region where coronary arteries lie
  2. 2. blood vessel located on the posterior side of the heart that returns deoxygenated blood used in the heart
  3. 3. major blood vessel that returns blood to the heart from the lower body
  4. 8. fibrous cardiac muscle
  5. 11. outermost layer of heart tissue, also known as visceral pericardium
  6. 13. valves that inhibit the back flow of blood into the ventricles
  7. 17. major blood vessel that leaves the heart and delivers oxygenated blood to the rest of the body