Across
- 3. valve between the two right sides of the heart
- 4. the beat of the heart as felt through the walls of arteries
- 6. smaller branches of arteries; thinner than arteries and carry blood to the tiniest of blood vessels, the capillaries
- 8. valve between the left ventricle and the aorta
- 9. valve between the right ventricle and the pulmonary artery
- 11. the two upper chambers of the heart
- 12. vena cava carries blood from the lower part of the body
- 13. valve between the two left sides of the heart
- 14. vena cava drains blood from the upper portion of the body
- 15. circulation the pathway of blood from the heart to the tissue capillaries and back to the heart
Down
- 1. only veins to carry oxygenated blood
- 2. only artery in the body to carry blood deficient in oxygen\
- 5. delicate, microscopic vessels that are only one endothelial cell in thickness and carry nutrient-rich, oxygenated blood from the arteries and arterioles to the body cells
- 7. the two lower chambers of the heart
- 10. large blood vessels that carry blood away from the heart