Across
- 1. substance that will change the contractility of the heart
- 5. vasomotor location in the brain stem
- 9. the study of the heart using sound
- 12. causes veins to constrict
- 17. high blood pressure
- 18. the atrial pressure than needs to be overcome
- 20. the main ion involved for contraction
- 21. contraction of the heart chambers
Down
- 2. long hand ECG
- 3. relating to the lungs
- 4. sense stretch in the aortic arch and carotid bodies
- 6. the three leaf valve
- 7. low blood pressure
- 8. the heart muscle cell
- 10. the force associated with the degree of initial stretch
- 11. circulation relating to the whole body
- 13. directly increased with increased contractility
- 14. formed when actin and myosin bond
- 15. blood flow
- 16. ECG sign for ventricular depolarisation
- 19. relaxation of the heart chambers