Across
- 2. Where does the pulmonary system pump the blood to?
- 4. ____ in the heart is where blood can flow through the septum.
- 5. Word meaning relating to the heart.
- 8. The _____ are smaller than the ventricles of the heart.
- 9. The liquid that flows through the heart.
- 11. The pulmonary artery is unique because it is the only artery to carry ___________ blood.
- 14. The heart acts as a _____ for the body, pushing blood round it.
- 15. What is it called when the heart relaxes to allow blood to fill the heart?
- 17. The ventricles and atria are all these.
- 19. Carries oxygenated blood from the heart to the body.
Down
- 1. The left ventricle of the heart provides a ______ pressure than the right ventricle.
- 3. Cava Carries deoxygenated blood to the heart, from the body.
- 4. What organ is this crossword about?
- 5. What arteries run across the surface of the heart, providing it with necessary oxygen?
- 6. Which system pumps the blood to the body?
- 7. The heart of what animal is almost as large as a mini?
- 10. _________ valves prevent backflow from arteries leaving the heart.
- 12. A natural ______ grows around blockages in the coronary arteries.
- 13. How many times does the blood pass through the heart in one full passage through the body?
- 16. What stop the backflow of blood in the heart?
- 18. What separates the left and right sides of the heart?