Across
- 3. valve between right ventricle and pulmonary artery
- 4. large veins that returns deoxygenated blood to the heart
- 5. main artery that carries oxygenated blood to the body
- 9. the inferior tip of the heart
- 12. separates right atrium and right ventricle
- 14. layer responsible for contracting to pump blood through the body
Down
- 1. separates left atrium and left ventricle
- 2. vessels supplying blood to the heart muscle
- 6. the c-shaped portion of the aorta
- 7. inner lining of the heart chambers
- 8. lower pumping chambers of the heart
- 9. upper receiving chambers of the heart
- 10. muscular walls that separate the chambers of the heart
- 11. protective double wall sac surrounding the heart
- 13. valve between left ventricle and aorta