TOPIC NUMBER ONE: CIRCULATORY SYSTEM

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Across
  1. 3. / The main organ of the system.
  2. 4. / Blood vessel that carries blood back to the heart.
  3. 6. / Veins bring blood into an upper __.
  4. 7. / Arteries lead to __.
  5. 9. / Circulatory and __ system work together.
  6. 10. / Carry blood away from the heart.
  7. 11. / Is pumped out of the ventricle through an artery.
Down
  1. 1. / The heart constantly __ blood throughout the body.
  2. 2. / Chamber of the heart.
  3. 4. / From an atrium blood flows through a valve called __.
  4. 5. / Main artery to the body.
  5. 7. Sistem / Responsible for circulatory.
  6. 8. Blood Cells / Travel in the blood bringing things to and from the body cells.