Human Heart

12345678910
Across
  1. 1. the blood flow go from the atrium or ventricle
  2. 7. rich oxygen through the body
  3. 8. blood flow to the veins or artery
  4. 9. let blood come back to the heart after it leaves
  5. 10. Controls levels of heartbeat
Down
  1. 1. deoxygenated blood from organs to the heart
  2. 2. the blood flow to the ventricle
  3. 3. oxygenated blood to the lungs
  4. 4. muscle makes the heart go "lub dub"
  5. 5. blood with oxygen to the heart and body
  6. 6. the arteries to the veins