Your Heart & Circulatory System

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Across
  1. 1. Don't smoke. It can damage the heart and blood _____.
  2. 4. To stay alive, a person needs _____, living cells.
  3. 6. the heart beats _____ when a person is scared or excited
  4. 7. The _____ side of your heart receives blood from the body and pumps it to the lungs.
  5. 8. The two chambers on top are called the _____
  6. 10. Running down the middle of the heart is a thick wall of muscle called the _____
  7. 11. When the cells use the oxygen, they make _____ and other stuff that gets carried away by the blood.
  8. 12. It receives blood from the _____ and pumps it out to the body
  9. 16. It's located a little to the left of the _____ of your chest, and it's about the size of your fist
  10. 17. The heart is made up of four different blood-filled areas, and each of these areas is called a _____
  11. 18. When you go for a checkup, your doctor uses a _____ to listen carefully to your heart.
  12. 20. The heart sends _____ around your body.
  13. 21. These valves all work to keep the blood flowing _____
  14. 22. When you run around a lot, your body needs a lot more oxygen-_____ blood
  15. 23. The right _____ pumps the blood to the lungs for a little freshening up.
Down
  1. 2. Eat a variety of healthy foods and avoid foods high in unhealthy fats, such as _____ fats and trans fats.
  2. 3. Each beat is caused by the _____(squeezing) of your heart
  3. 5. The blood vessels that carry blood away from the heart are called _____.
  4. 9. The movement of the blood through the heart and around the body is called _____.
  5. 10. The ventricles then _____, pumping blood out of the heart.
  6. 13. You can find your pulse by lightly pressing on the _____ anywhere there's a large artery running just beneath your skin
  7. 14. Try to eat at least five servings of fruits and _____ each day.
  8. 15. By being active in a way that gets you huffing and puffing, like jumping rope, dancing, or playing _____.
  9. 19. Before each beat, your heart _____ with blood