Chapter 11 terminology

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Across
  1. 1. Smallest blood vessel.
  2. 3. small vein.
  3. 4. Beat of the heart as felt within the arteries.
  4. 6. node that acts as the pacemaker of the heart.
  5. 8. What is the gas that enters the blood through the lungs and travels to the heart to be pumped to all body cells.
  6. 10. What is the gas that is released by body cells, transported via veins to the heart, and then to the lungs for exhalation.
  7. 11. Largest artery in the body.
  8. 12. Middle layer of the heart that is muscular.
  9. 13. lining of the blood vessels.
Down
  1. 2. small artery.
  2. 3. Largest vein in the body.
  3. 4. _________Valve is between the right ventricle and the pulmonary artery.
  4. 5. Lining of the heart.
  5. 7. Membrane surrounding the heart.
  6. 9. _______Valve is between the left atrium and the left ventricle; bicuspid valve