Across
- 6. pump
- 9. cells
- 10. medical test
- 12. heart
- 17. clumps
- 18. electrocardiography
- 20. bpm
Down
- 1. transmits electrical impulses
- 2. flow
- 3. relaxes
- 4. Pressure
- 5. tube
- 7. tissue
- 8. metal
- 11. beat
- 13. beat
- 14. Rate
- 15. Cycle
- 16. delivers oxygen
- 19. branch