The Circulatory System

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Across
  1. 3. plague builds up on the inside of arteries
  2. 6. heart valves don’t close properly and blood leak through
  3. 7. carry blood and nutrients to the heart
  4. 8. heart isn’t pumping blood well as it should
  5. 10. connected arteries and veins
Down
  1. 1. flow of blood to a part of the heart becomes blocked by a blood clot
  2. 2. abnormal rhythm of the heart
  3. 4. muscular organ that pumps blood through arteries,veins, and capillaries.
  4. 5. carry blood and nutrients away from the heart
  5. 9. allow the blood to flow in only one direction in the heart and control the flow of blood by opening and closing