Heart Crossword

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Across
  1. 1. The heart sound that results from the closing of the AV valves.
  2. 6. Profuse perspiration accompanying an attack of angia pectoris.
  3. 8. The thin walled entrance chambers of the heart.
  4. 12. Muscles that keep the AV valve from opening into the atria when the ventricles contract.
  5. 13. Muscular layer of the heart wall.
  6. 14. The repetitive pumping process that begins with the onset of a cardiac contraction to the beginning of the next contraction is called the cardiac ____.
  7. 18. Term used to describe a heart rate less then 60 beats/min.
  8. 19. Blood leaves the heart through the ______ valve.
  9. 20. Large artery that the left ventricle opens into to carry blood to the systemic circulation.
  10. 22. Thin connective tissue known as heart strings connecting the papillary muscles to the AV valves.
  11. 24. Term for meaning between the ventricles.
  12. 25. Flap like ___ are extensions of the atria.
  13. 26. The large artery leaving the heart that carries blood to the lungs is called the _____ trunk.
  14. 28. Condition lacking a definite rhythm or no rhythm.
  15. 29. A double layered closed sac that surround and cushions the heart.
  16. 30. The volume of blood pumped during each cardiac cycle (70 ml) is called the ___ volume.
  17. 32. A blood pressure sensory receptor in the carotid or aortic sinus.
  18. 38. The ___ node cause beats at about 40 to 60 per minute.
  19. 40. Structurally descriptive name for the right AV valve.
  20. 41. Venous blood returning from the cardiac circulation collects in the ___ ____ before it enters the right atrium.
  21. 42. The more pointed part of the whole heart is called the ___.
  22. 43. Another name for the SA node
  23. 44. The partition wall between atria and ventricles is called a ____.
Down
  1. 2. The AV node extension into the interventricular septum is called the atrioventricular ____.
  2. 3. Cardiac muscle cells that form a knot or lump are referred to as a ___.
  3. 4. Term used to describe a heart rate in excess of 100 beats/min.
  4. 5. A condition in which one or both of the cusps of the mitral valve is stretched so that it bulges in to the left atrium.
  5. 7. A large coronary ___ runs obliquely around the heart separating the atria from the ventricles.
  6. 9. Another name for the bicuspid valve between the left atria & ventricle.
  7. 10. Prolonged ischemia to the cardiac muscle can cause cell death resulting in a ______.
  8. 11. The node in the right atrium the initiates heart beats at 70 to 80 times/min.
  9. 15. A blood oxygen deficiency to an organ.
  10. 16. Relaxation of a heart chamber.
  11. 17. The smooth inner surface layer of the cardiac wall.
  12. 21. A pressure of 120 ml of Hg may result due to _____ systole.
  13. 23. Contraction of a heart chamber.
  14. 25. A surgical technique that uses a balloon like structure to increase the diameter of coronary arteries.
  15. 26. BP may be increased by increasing ___ resistance. (vasoconstriction)
  16. 27. The total amount of blood pumped/min is called cardiac ____.
  17. 31. The higher-pitched ___ heart sound is produced when the semilunar valves close near the end of ventricular systole.
  18. 33. Abbreviation for electrocardiogram.
  19. 34. Abnormal heart sounds.
  20. 35. The type of heart chamber that has thick muscular wall.
  21. 36. The flat portion of the heart on the right side of the mediastinum.
  22. 37. Abbreviation for blood pressure.
  23. 39. Term for difficulting in breathing during an angia attack.