Across
- 1. A cord-like band connecting the pulmonary trunk and the aortic arch.
- 3. A mechanical device that allows the flow of blood in one direction only?
- 7. The bicuspid valve is also known as this valve?
- 8. A remnant of a foramen that in the fetal stage of development existed between the right atrium and the left atrium.
- 9. What structure protects the heart posteriorly?
- 11. A short, wide, vessel that receives all three cardiac veins?
- 13. What structure acts as anterior protection for the heart?
- 14. The area where the great vessels attach to the heart.
- 15. What are the ear like appendages attached to the lateral surface of the atria?
- 16. The partition between the right atrium and the left atrium.
- 17. the veins draining the heart are all called?
- 18. What node is known as the pacemaker?
Down
- 2. The right atrium opens to the right ventricle (anteriorly) via the?
- 4. The spaces between the cusps and the wall of the aorta are termed?
- 5. Inner epithelial lining of the chambers of the heart is referred to as?
- 6. This type of muscle consists of internal folds of the ventricular muscle and provides attachment for the chordae tendineae
- 10. Connective tissue cords that attach to the lower surface of the cusps?
- 12. The rounded projection of the heart that points inferiorly and to the left is known as?