Across
- 5. Dysfunction of the sinoatrial node resulting in abnormal heart rhythms
- 7. Insertion of a thin tube (catheter) into a blood vessel to measure pressures or inject contrast dye
- 9. Narrowing or blockage of coronary arteries due to atherosclerosis
- 12. Rapid regular contraction of the ventricles
- 15. The time interval from the beginning of the P wave (atrial depolarization) to the beginning of the QRS complex (ventricular depolarization)
- 17. High calcium levels in the blood
- 18. Ballooning of a blood vessel wall
- 19. High blood pressure
- 20. Chest pain due to reduced blood flow to the heart muscle
- 24. The time it takes for the ventricles to depolarize and then repolarize
- 26. A specific combination of electrodes used to monitor electrical activity from different angles
- 29. The outer layer of the heart wall
- 30. Part of the ECG representing the interval between ventricular depolarization and repolarization
- 32. The positive or negative deflection following the QRS complex on an ECG
- 37. Rapid but regular contraction of the atria
- 43. Technique to stimulate the vagus nerve and slow down heart rate
- 44. Irregularly irregular and often rapid heart rate
- 45. Protein released into the bloodstream during myocardial injury
- 46. An extra electrical pathway between the atria and ventricles
- 48. Specialized cluster of cells located in the atrial septum, near the junction of the atria and the ventricles
- 50. The innermost layer of the heart wall, lining the heart chambers
- 55. Low potassium levels in the blood
- 57. Inability of the heart to pump sufficient blood to meet the body's needs
- 58. Shock due to heart failure
- 59. Rapid, erratic heartbeats originating in the ventricles
- 61. Heart rhythm originating in the atrioventricular junction rather than the SA node
- 62. Electronic device implanted to regulate heart rhythms
- 63. Tissue death due to lack of blood flow (e.g., myocardial infarction)
- 64. Sudden cessation of effective heart function
- 65. High potassium levels in the blood
- 66. Study of the forces involved in blood circulation
- 67. Electrical activity without a palpable pulse (abbr.)
Down
- 1. Narrowing of a heart valve or blood vessel
- 2. A portable device for continuous ECG monitoring typically worn for 24+ hours
- 3. Abnormal heart rhythm
- 4. Low calcium levels in the blood
- 6. Ultrasound of the heart to assess structure and function
- 8. Low blood pressure
- 10. Chest electrodes used in ECG monitoring
- 11. Procedure by which an abnormally fast heart rate or other cardiac arrhythmia is converted to a normal rhythm using electricity or drugs
- 13. Measurement of oxygen saturation in the blood
- 14. The amount of blood pumped by the heart per minute
- 16. Rapid heartbeat originating in the ventricles
- 21. Compression of the heart due to fluid or blood accumulation in the pericardial sac
- 22. Percentage of blood pumped out of the heart with each contraction
- 23. Absence of electrical activity and a flat line on ECG
- 25. Impaired conduction of electrical signals within the heart
- 27. Graphical representation of the heart's electrical activity
- 28. Continuous monitoring and transmission of data over a distance
- 31. Abnormally large decrease in systolic blood pressure during inspiration
- 33. Procedure to destroy abnormal tissue that causes arrhythmias
- 34. The combination of three of the graphical deflections seen on a typical ECG
- 35. Variation in the origin of atrial impulses
- 36. Fast heart rate, typically above 100 beats per minute
- 38. Lack of blood flow to a part of the heart muscle, often due to a narrowed or blocked coronary artery
- 39. Early activation of the ventricles due to an abnormal accessory pathway
- 40. Delivery of an electric shock to restore normal heart rhythm
- 41. The first positive deflection on an ECG
- 42. Temporary loss of consciousness due to decreased blood flow to the brain
- 47. Slow heart rate, typically below 60 beats per minute
- 49. Fluid accumulation in the lungs
- 51. Diseases of blood vessels outside of the heart
- 52. Inflammation of the pericardium (the sac surrounding the heart)
- 53. ECG monitoring performed while the patient is mobile
- 54. The middle layer of the heart wall, composed of cardiac muscle
- 56. Interference or noise on the ECG tracing that can obscure the true cardiac waveform
- 60. Specific type of ventricular tachycardia characterized by a distinctive "twisting of the points"