Across
- 2. The number of chambers in the heart
- 5. One of the 3 elements making up the CV system along with the heart and blood vessels
- 7. Also called high blood pressure. No typical symptoms
- 11. Largest vein in the body
- 12. Cells in blood that fight infection
- 13. Component of blood that clots to prevent blood loss during injury
- 15. Transported around the body in the blood along with oxygen
Down
- 1. Deoxygenated blood is pumped to the lungs through the __________________ artery
- 3. The liquid component of blood
- 4. The central partition of the heart
- 6. Cells that transport oxygen around the body
- 8. The cardiovascular system consists of ___________liters of blood?
- 9. The process of blood vessels close to the surface of the skin enlarging
- 10. ______________________ fitness is "the ability to exercise the entire body for long periods"
- 14. This is good for improving the effectiveness of the cardiovascular system.