Health Crossword

12345678910111213141516171819202122232425
Across
  1. 1. either of two arteries that arise one from the left and one from the right side of the aorta immediately above the semilunar valves and supply the tissues of the heart itself
  2. 6. a chamber of the heart which receives blood from a corresponding atrium and from which blood is forced into the arteries
  3. 7. the great arterial trunk that carries blood from the heart to be distributed by branch arteries through the body
  4. 8. Blood vessels that deliver oxygen-rich blood from the heart to the tissues of the body
  5. 9. a bodily structure (such as the mitral valve) that closes temporarily a passage or orifice or permits movement of fluid in one direction only
  6. 12. your weight does this when you work off fat
  7. 15. a cluster of myocytes with pacemaker activity. Under normal circumstances, it generates electrical impulses that set the rhythm and rate of the heart.
  8. 19. a valve of three flaps that prevents reflux of blood from the right ventricle to the right atrium
  9. 20. of the minute veins connecting the capillaries with the larger systemic veins
  10. 23. an artery that conveys venous blood from the heart to the lungs
  11. 24. Blood being carried with a lack of oxygen
  12. 25. any of the large veins by which in air-breathing vertebrates the blood is returned to the right atrium of the heart O
Down
  1. 2. to impregnate, combine, or supply (something, such as blood) with oxygen
  2. 3. a small vein
  3. 4. When you exercise, your heart rate does this
  4. 5. High blood pressure
  5. 10. organs that constitute the basic respiratory organs of an air-breathing vertebrate
  6. 11. an anatomical cavity or passage
  7. 13. a heavy colorless gas CO2 that does not support combustion
  8. 14. any of the tubular branching vessels that carry blood from the capillaries toward the heart
  9. 16. not subject to control of the will
  10. 17. an aortic valve that only has two leaflets, instead of three.
  11. 18. any of the smallest blood vessels connecting arterioles with venules and forming networks throughout the body
  12. 21. any of the small terminal twigs of an artery that ends in capillaries
  13. 22. type of chest pain caused by reduced blood flow to the heart