Blood Flow

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Across
  1. 3. Oxygen is needed to produce...... in muscles, the brain etc
  2. 4. the largest chamber of the heart
  3. 6. Blood vessels that carry blood to the heart
  4. 7. Chambers on the bottom of the heart are called......
  5. 9. Blood vessel that carries blood to the lungs
  6. 11. Blood vessel that carries blood around the body
  7. 13. The valve between the RA and RV
  8. 15. Organ that diffuses(moves) oxygen into the blood
  9. 16. There are two vena cava. The one returning blood from the upper body is the ....... vena cava
Down
  1. 1. Blood carries.......
  2. 2. organs work together in your body to perform specific F........
  3. 5. The valve between the LA and LV
  4. 7. the blood vessels that return blood to the heart form the body
  5. 8. The heart has ...... chambers
  6. 10. Blood vessels that carry blood away from the heart
  7. 12. Chambers on the top of the heart are called......
  8. 14. the blood vessel that carries blood from the lungs to the heart