Circulatory System

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Across
  1. 8. A waste gas that is transported in veins from the body to the lungs via the heart.
  2. 9. The place where oxygen enters the blood and carbon dioxide leaves the blood.
  3. 10. The largest artery in the body.
  4. 11. The circulatory system transports this, which helps regulate temperature.
  5. 12. A vessel that moves blood away from the heart.
  6. 16. A small vessel that connects veins and arteries.
  7. 17. A gas that is transported in arteries from the lungs to the rest of the body via the heart.
  8. 18. The pump in the circulatory system
Down
  1. 1. The amount of pressure inside the circulatory system as the blood is pumped around.
  2. 2. The name of the two lower chambers of the heart
  3. 3. This vein carries oxygenated blood from the lungs to the heart
  4. 4. The system that contains the heart and the blood vessels and moves blood throughout the body.
  5. 5. The name of the two upper chambers of the heart
  6. 6. Blood in arteries is ________ red because it is rich in oxygen.
  7. 7. This blood vessel carries deoxygenated blood from the body back into the heart
  8. 13. The circulatory system __________ nutrients, gases, liquids, and heat around the body.
  9. 14. The liquid in the circulatory system.
  10. 15. A vessel that moves blood to the heart.