Across
- 6. specific nervous tissue locates in the heart that makes itself beat without control of the nervous system
- 9. avoids the backflow of blood
- 11. tightening of the blood vessel when the blood pressure is dropping down
- 13. abnormal swishing sound of the heart
- 14. phase corresponds to the contraction of the heart
- 15. middle tissue of the heart and composed of specific muscle cells
Down
- 1. the strongest pump of the heart chambers
- 2. removal of excess fluid from the pericardial spaces
- 3. surgical repair of the valve
- 4. bluish discoloration of the skin indicates the hypoxemia
- 5. is a wall within the heart that separates the same name chamber of the heart
- 7. epithelial cells that line the innermost blood vessels and the heart
- 8. double membrane surrounding the heart
- 10. smallest blood vessel of the body where the exchange between blood and other tissue does
- 12. region where we can feel the heartbeat throughout the body