circulatory system

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Across
  1. 2. filled with returning blood
  2. 6. easily damaged and allows gases and nutrients to be transferred
  3. 8. carries the essential product required for a healthy body
  4. 9. cava open into the right atrium
  5. 10. Nodes atrium
  6. 13. receive blood from the atria and pump it out
Down
  1. 1. volume the amount of blood pumped by each beat of the heart
  2. 3. Nodes ventricles
  3. 4. pumps blood throughout the body
  4. 5. pressure is measured using a sphygmomanometer
  5. 7. another word for lungs
  6. 9. blood flows to the heart
  7. 11. blood flows away from the heart
  8. 12. rate the number of times the heart beats per minute