Across
- 2. common term for thrombocytes
- 5. sound of pulmonary and aortic valve opening and closing
- 7. blood pressure during heart contractions
- 10. valve that leads to the lungs
- 13. the study of the heart
- 16. carries blood away from the heart
- 17. main vein that leads into the heart
- 18. carries blood toward the heart
- 20. right side of heart pumps _______ blood
- 21. chamber 1
- 23. carries blood from arteries to veins
- 24. chamber 2
Down
- 1. valve between left atrium and left ventricle
- 3. sound of atrium-ventricle valves opening and closing
- 4. chamber 3
- 6. sound of an abnormal heart beat
- 8. left side of heart pumps ________ blood
- 9. valve between right atrium and right ventricle
- 11. main artery that leads out of the heart
- 12. valve that leads to the heart
- 14. chamber 4
- 15. blood pressure during heart dilations
- 19. most mammals have a____chambered heart
- 22. common term for pulmonary