Respiratory System

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Across
  1. 2. Using extreme heat or extreme cold to destroy cells in part of the heart which were causing abnormal rhythms.
  2. 4. Instrument used to record electrical activity within the heart.
  3. 5. Higher than normal levels of cholesterol in the blood.
  4. 7. Pertaining to without symptoms.
  5. 8. Process of using sound to record the heart.
  6. 9. The ability of the blood vessels to dilate and constrict as needed.
  7. 12. Listening to the heart using a stethoscope.
  8. 14. Sweating.
  9. 15. Class of medications used to treat high blood pressure.
Down
  1. 1. Present at birth.
  2. 3. Absence of a regular heart rhythm.
  3. 6. An x-ray of the coronary blood vessels using a special catheter and an injection of dye.
  4. 10. Abnormal condition of blue (bluish colour, lips and nail beds). Typically caused by low oxygenation.
  5. 11. A hardening of the arteries that involves the accumulation of plaque.
  6. 13. Difficult breathing.