Circulatory System

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Across
  1. 3. allow blood to flow only in one direction in the heart
  2. 7. when the valve doesn’t open enough to let blood flow through
  3. 8. plaque builds up on the inside of arteries
  4. 10. is when the heart valves don't close properly, and blood can leak through
Down
  1. 1. Heart beats to fast
  2. 2. connects arteries and veins
  3. 4. Heart beats to slow
  4. 5. carry blood and nutrient away from the heart
  5. 6. a muscular organ that pumps blood through arteries
  6. 9. an abnormal rhythm of the heart