Respiratory System
Across
- 1. The organ that takes blood away from the heart.
- 6. The artery that is rich in CO2.
- 8. The vein that is rich in Oxygen.
- 9. A _____ keeps blood flowing.
- 10. We pump 4-5 liters of this per day.
Down
- 2. What part of your heart supplies blood to the feet?
- 3. The organ that connects the vein and artery (Where gasses are exchanged.)
- 4. The organ that pumps blood through the lungs and body.
- 5. The organ that sends blood to the heart.
- 7. The organ that oxidizes the blood.