Across
- 3. What chambers are located at the bottom of the heart?
- 4. What is the largest artery in the body?
- 5. This valve separates the right atrium and ventricle
- 8. What valve is between the left ventricle and aorta?
- 10. where does internal respiration occur?
- 11. What vessels carry blood to the heart?
- 12. This valve is between the left atrium and ventricle
- 13. What vessels carries blood to the heart?
- 14. This word means lungs
Down
- 1. The pulmonary artery carries blood to the?
- 2. What divides the left and right side of the heart?
- 3. This word means constriction of blood vessels
- 6. The upper chambers of the heart are called?
- 7. This vessel carries blood to the right atrium
- 9. What are in between the atria and ventricles and prevent back flow?