Across
- 4. SA ____ is a heart's natural pacemaker
- 5. Heart to lungs and back is pulmonary _____
- 7. A person with sudden cardiac arrest is ____
- 10. Blood in the vein travels to the ___ atrium first.
- 12. Blood from heart to body & back is __ system
- 13. Blood in pulmonary vein travels to the left ____ first.
- 15. A device to make your heart beat properly
- 16. Blood passing mitral valve ends up in ____ ventricle
- 17. A person with heart attack stays _____
Down
- 1. Blood can only travel in one direction in one way _____.
- 2. Vein around the heart is called ______ vein
- 3. Artery around the heart is called ______ artery
- 6. Born with heart disease is ____ heart defect
- 8. Excessive fluid in lungs is called pulmonary _____
- 9. Blood in pulmonary artery travels from the right ______.
- 11. Brain gets no oxygen if you have a ______
- 14. Blood clot in lungs is called pulmonary ____