Cardiovascular Vocab

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Across
  1. 3. Relaxation phase of the heartbeat
  2. 4. largest artery in the body
  3. 7. Gas (waste) released by body cells, transported via veins to the heart, and then to the lungs for exhalation
  4. 9. Valve between the left atrium and the left ventricle; bicuspid valve.
  5. 10. Inner lining of the heart
  6. 13. Partition or wall dividing a cavity
  7. 14. largest vein in the body.
  8. 15. Contraction phase of the heartbeat
  9. 16. Beat of the heart as felt through the walls of the arteries
Down
  1. 1. Specialized nervous tissue in the right atrium that begins the heartbeat
  2. 2. Two common carotid arteries located on each side of the neck branch from the aorta and provide blood to head, neck and brain
  3. 5. Small artery
  4. 6. Muscular middle layer of the heart.
  5. 8. Smallest type of blood vessel
  6. 11. Largest type of blood vessel; carries blood away from the heart to all parts of the body
  7. 12. One of two upper chambers of the heart