Across
- 4. mitral
- 5. ventricles
- 10. bicuspid
- 12. epicardium
- 16. myocardium
- 18. papillary
- 20. vena
- 21. valve
Down
- 1. septum
- 2. chordae
- 3. aorta
- 6. endocardium
- 7. conduction
- 8. semilunar
- 9. right
- 11. atria
- 13. tricuspid
- 14. coronary
- 15. pulmonary
- 17. aortic
- 19. left