Cardiovascular System

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Across
  1. 2. A condition characterized by high blood pressure.
  2. 5. The tiny blood vessels where gas exchange occurs in tissues.
  3. 6. A fatty deposit in a blood vessel made of calcium.
  4. 8. A condition where your body's temperature is below normal
  5. 10. The name of the artery that supplies blood to the brain
  6. 13. Medication used to increase heart rate, narrow blood vessels and increase blood pressure
  7. 17. Muscles that contract without external stimuli
  8. 18. Relaxes smooth vessels and dilates blood vessels - Treats angina
  9. 19. A condition where the heart beats irregularly.
  10. 20. The largest vein in the body.
  11. 21. The bottom number in a blood pressure reading
Down
  1. 1. A device used to measure blood pressure.
  2. 3. The name of the valve that prevents backflow from the left ventricle back into the left atrium
  3. 4. The muscular organ responsible for pumping blood throughout the body.
  4. 7. The largest artery in the body.
  5. 9. The upper chambers of the heart.
  6. 11. The process by which blood cells stick together to form a clot.
  7. 12. A procedure to visualize the inside of blood vessels.
  8. 14. The wall of muscle that separates the right and left sides of the heart
  9. 15. The lower chambers of the heart.
  10. 16. The heart's natural pacemaker