Across
- 4. high blood pressure
- 7. pulmonary trunk
- 10. aortic arch
- 12. heart rate
- 13. pulmonary artery
- 16. palm of hand
- 17. atrium
- 19. to bend
- 20. tricuspid valve
Down
- 1. chordae tendineae
- 2. bicuspid valve
- 3. heart attack
- 5. sole of foot
- 6. to sit up
- 8. to lean backwards
- 9. myocardium
- 11. ventricle
- 14. heart flutters
- 15. pale skin
- 18. cramping