Across
- 4. Heart beating irregularly
- 5. Volume of blood pumped be each ventricle in one minute
- 6. Heart beating too slow
- 8. Has tow leaflets
- 10. Has three leaflets
- 12. Lines the interior of the heart cavity
- 14. Covers the heart
- 15. Receive venous blood
- 19. Push blood to body and lungs
Down
- 1. Divisions of heart cavity
- 2. Acts as one syncytium
- 3. Heart contraction
- 7. The pace maker of heart
- 9. Heart beating too fast
- 11. Number of heart beats per minute
- 13. Heart relaxation
- 16. ECG waves
- 17. Duration from start of p-wave to start of QRS complex
- 18. Recording of heart electrical activity